Recognised as Colour

#DE1B02

#DE1B02
Red
Dark
Nearest: Orange red

#DE1B02 is a red with RGB values 222, 27, 2 and HSL 7°, 98%, 44%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Orange red.

Colour values

#DE1B02#DE1B02

HEX#DE1B02

RGBrgb(222, 27, 2)

RGB (0–1)0.8706, 0.1059, 0.0078

RGB percentages87.1%, 10.6%, 0.8%

HSLhsl(6.8, 98.2%, 43.9%)

HSV / HSBhsv(6.8, 99.1%, 87.1%)

CMYK0%, 87.8%, 99.1%, 12.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,555,906

CSS custom property--colour: #DE1B02;

Brightness & contrast

Relative luminance0.16318WCAG 2.x, 0 is black and 1 is white

Perceived brightness123.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.93:1

Contrast with white4.93:1WCAG normal text: AA

Contrast with black4.26:1WCAG normal text: Fail

Greyscale equivalent#434343

Inverted#21E4FD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#625600no red cones; affects about 1% of men; ΔE 75.5 from the original

Deuteranopia#907F00no green cones; the most common form, about 1% of men; ΔE 74.3 from the original

Tritanopia#F5001Bno blue cones; rare, and affects men and women equally; ΔE 10.2 from the original

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

Contrast with white, large text4.93:1WCAG large text: AAA

Contrast with black, large text4.26:1WCAG large text: AA

Named colours

Orange red · ΔE 13.4 Red · ΔE 14.2 Tomato · ΔE 23.2 Crimson · ΔE 26.8 Firebrick · ΔE 27.5 Dark red · ΔE 32.6

Nearest named CSS colourOrange red (#FF4500)ΔE 13.43, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#02C5DE

Analogous#DE0257, #DE8902

Triadic#02DE1B, #1B02DE

Split complementary#02DE89, #0257DE

Tetradic#57DE02, #02C5DE, #8902DE

Tints, shades & saturation

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

Lighter +40%#FEB7AE

Lighter +30%#FE8A7B

Lighter +20%#FD5D49

Lighter +10%#FD3016

Darker −10%#AB1502

Darker −20%#790F01

Darker −30%#460901

Darker −40%#140200

More saturated +25%#E01900

Less saturated −25%#C2311E

Channel breakdown

R222

G27

Red222 (87.1%)

Green27 (10.6%)

Blue2 (0.8%)

Hue6.82°

Saturation (HSL)98.21%

Lightness43.92%

Dominant channelRed

Hex per channelR DE · G 1B · B 02

Keep nerding

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

#DE1B02

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