Colour

#177EC2

#177EC2
Blue
Dark
Nearest: Steel blue

#177EC2 is a blue with RGB values 23, 126, 194 and HSL 204°, 79%, 43%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#177EC2#177EC2

HEX#177EC2

RGBrgb(23, 126, 194)

RGB (0–1)0.0902, 0.4941, 0.7608

RGB percentages9%, 49.4%, 76.1%

HSLhsl(203.9, 78.8%, 42.5%)

HSV / HSBhsv(203.9, 88.1%, 76.1%)

CMYK88.1%, 35.1%, 0%, 23.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,539,778

CSS custom property--colour: #177EC2;

Brightness & contrast

Relative luminance0.18999WCAG 2.x, 0 is black and 1 is white

Perceived brightness117.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.8:1

Contrast with white4.38:1WCAG normal text: Fail

Contrast with black4.8:1WCAG normal text: AA

Greyscale equivalent#6D6D6D

Inverted#E8813D

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5D81C5no red cones; affects about 1% of men; ΔE 10.9 from the original

Deuteranopia#4572C1no green cones; the most common form, about 1% of men; ΔE 13.1 from the original

Tritanopia#008F97no blue cones; rare, and affects men and women equally; ΔE 39.6 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text4.38:1WCAG large text: AA

Contrast with black, large text4.8:1WCAG large text: AAA

Named colours

Steel blue · ΔE 11.1 Cornflower blue · ΔE 17.6 Dodgerblue · ΔE 25.4 Deep skyblue · ΔE 26.5 Light slate grey · ΔE 32.4 Slate grey · ΔE 32.6

Nearest named CSS colourSteel blue (#4682B4)ΔE 11.15, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#C25B17

Analogous#17C2B0, #1729C2

Triadic#C2177E, #7EC217

Split complementary#C21729, #C2B117

Tetradic#B017C2, #C25B17, #29C217

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#AFDAF6

Lighter +30%#82C4F0

Lighter +20%#54AFEB

Lighter +10%#279AE5

Darker −10%#126094

Darker −20%#0C4367

Darker −30%#072539

Darker −40%#01080C

More saturated +25%#0083D9

Less saturated −25%#3278A7

Channel breakdown

R23

G126

B194

Red23 (9%)

Green126 (49.4%)

Blue194 (76.1%)

Hue203.86°

Saturation (HSL)78.8%

Lightness42.55%

Dominant channelBlue

Hex per channelR 17 · G 7E · B C2

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#177EC2

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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