Colour

#231F0C

#231F0C
Yellow
Dark
Nearest: Black

#231F0C is a yellow with RGB values 35, 31, 12 and HSL 50°, 49%, 9%. It is a dark colour, so white text on it reaches 16.5:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#231F0C#231F0C

HEX#231F0C

RGBrgb(35, 31, 12)

RGB (0–1)0.1373, 0.1216, 0.0471

RGB percentages13.7%, 12.2%, 4.7%

HSLhsl(49.6, 48.9%, 9.2%)

HSV / HSBhsv(49.6, 65.7%, 13.7%)

CMYK0%, 11.4%, 65.7%, 86.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,301,708

CSS custom property--colour: #231F0C;

Brightness & contrast

Relative luminance0.01364WCAG 2.x, 0 is black and 1 is white

Perceived brightness30.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.5:1

Contrast with white16.5:1WCAG normal text: AAA

Contrast with black1.27:1WCAG normal text: Fail

Greyscale equivalent#1E1E1E

Inverted#DCE0F3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#221E0Ano red cones; affects about 1% of men; ΔE 0.5 from the original

Deuteranopia#23200Dno green cones; the most common form, about 1% of men; ΔE 0.7 from the original

Tritanopia#261D1Bno blue cones; rare, and affects men and women equally; ΔE 10.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.5:1WCAG large text: AAA

Contrast with black, large text1.27:1WCAG large text: Fail

Named colours

Black · ΔE 17.1 Dark slate grey · ΔE 27.3 Dim grey · ΔE 35 Dark olivegreen · ΔE 39.6 Gray · ΔE 43.7 Slate grey · ΔE 47.1

Nearest named CSS colourBlack (#000000)ΔE 17.12, a distinctly different colour

Hue familyyellow

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0C1023

Analogous#23140C, #1B230C

Triadic#0C231F, #1F0C23

Split complementary#0C1B23, #140C23

Tetradic#0C2314, #0C1023, #230C1B

Tints, shades & saturation

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

Lighter +40%#BBA640

Lighter +30%#958433

Lighter +20%#6F6226

Lighter +10%#494119

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#292306

Less saturated −25%#1D1B12

Channel breakdown

R35

G31

B12

Red35 (13.7%)

Green31 (12.2%)

Blue12 (4.7%)

Hue49.57°

Saturation (HSL)48.94%

Lightness9.22%

Dominant channelRed

Hex per channelR 23 · G 1F · B 0C

Keep nerding

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

#231F0C

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