Colour

#1FB7D9

#1FB7D9
Cyan
Dark
Nearest: Sky blue

#1FB7D9 is a cyan with RGB values 31, 183, 217 and HSL 191°, 75%, 49%. It is a dark colour, so black text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#1FB7D9#1FB7D9

HEX#1FB7D9

RGBrgb(31, 183, 217)

RGB (0–1)0.1216, 0.7176, 0.851

RGB percentages12.2%, 71.8%, 85.1%

HSLhsl(191, 75%, 48.6%)

HSV / HSBhsv(191, 85.7%, 85.1%)

CMYK85.7%, 15.7%, 0%, 14.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,078,681

CSS custom property--colour: #1FB7D9;

Brightness & contrast

Relative luminance0.39168WCAG 2.x, 0 is black and 1 is white

Perceived brightness159.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 8.83:1

Contrast with white2.38:1WCAG normal text: Fail

Contrast with black8.83:1WCAG normal text: AAA

Greyscale equivalent#999999

Inverted#E04826

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#A1B2DBno red cones; affects about 1% of men; ΔE 29.2 from the original

Deuteranopia#8AA1D9no green cones; the most common form, about 1% of men; ΔE 31.2 from the original

Tritanopia#00C2C2no blue cones; rare, and affects men and women equally; ΔE 21.3 from the original

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

Contrast with white, large text2.38:1WCAG large text: Fail

Contrast with black, large text8.83:1WCAG large text: AAA

Named colours

Sky blue · ΔE 16 Deep skyblue · ΔE 17.2 Light skyblue · ΔE 18.1 Dark turquoise · ΔE 21.4 Cadetblue · ΔE 22.3 Medium turquoise · ΔE 24.1

Nearest named CSS colourSky blue (#87CEEB)ΔE 16.02, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#D9411F

Analogous#1FD99E, #1F5AD9

Triadic#D91FB7, #B7D91F

Split complementary#D91F5A, #D99E1F

Tetradic#9E1FD9, #D9411F, #5AD91F

Tints, shades & saturation

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

Lighter +40%#CCF0F8

Lighter +30%#A0E2F1

Lighter +20%#73D5EB

Lighter +10%#46C8E5

Darker −10%#1991AC

Darker −20%#126C80

Darker −30%#0C4653

Darker −40%#052026

More saturated +25%#00CBF8

Less saturated −25%#3EA3BA

Channel breakdown

R31

G183

B217

Red31 (12.2%)

Green183 (71.8%)

Blue217 (85.1%)

Hue190.97°

Saturation (HSL)75%

Lightness48.63%

Dominant channelBlue

Hex per channelR 1F · G B7 · B D9

Keep nerding

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

#1FB7D9

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

Nerdulate something else