Colour

#00274E

#00274E
Blue
Dark
Nearest: Dark slateblue

#00274E is a blue with RGB values 0, 39, 78 and HSL 210°, 100%, 15%. It is a dark colour, so white text on it reaches 15:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#00274E#00274E

HEX#00274E

RGBrgb(0, 39, 78)

RGB (0–1)0, 0.1529, 0.3059

RGB percentages0%, 15.3%, 30.6%

HSLhsl(210, 100%, 15.3%)

HSV / HSBhsv(210, 100%, 30.6%)

CMYK100%, 50%, 0%, 69.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,062

CSS custom property--colour: #00274E;

Brightness & contrast

Relative luminance0.02001WCAG 2.x, 0 is black and 1 is white

Perceived brightness39.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15:1

Contrast with white15:1WCAG normal text: AAA

Contrast with black1.4:1WCAG normal text: Fail

Greyscale equivalent#222222

Inverted#FFD8B1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#112A4Fno red cones; affects about 1% of men; ΔE 2.7 from the original

Deuteranopia#00244Dno green cones; the most common form, about 1% of men; ΔE 2.4 from the original

Tritanopia#003036no blue cones; rare, and affects men and women equally; ΔE 25.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15:1WCAG large text: AAA

Contrast with black, large text1.4:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 30.1 Black · ΔE 32 Dark slate grey · ΔE 32.9 Midnight blue · ΔE 34.9 Steel blue · ΔE 38.2 Dim grey · ΔE 40.3

Nearest named CSS colourDark slateblue (#483D8B)ΔE 30.1, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4E2700

Analogous#004E4E, #00004E

Triadic#4E0027, #274E00

Split complementary#4E0000, #4E4E00

Tetradic#4E004E, #4E2700, #004E00

Tints, shades & saturation

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

Lighter +40%#1B8DFF

Lighter +30%#0074E7

Lighter +20%#005AB4

Lighter +10%#004181

Darker −10%#000E1B

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#00274E

Less saturated −25%#0A2744

Channel breakdown

G39

B78

Red0 (0%)

Green39 (15.3%)

Blue78 (30.6%)

Hue210°

Saturation (HSL)100%

Lightness15.29%

Dominant channelBlue

Hex per channelR 00 · G 27 · B 4E

Keep nerding

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

#00274E

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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