Colour

#230B10

#230B10
Red
Dark
Nearest: Black

#230B10 is a red with RGB values 35, 11, 16 and HSL 348°, 52%, 9%. It is a dark colour, so white text on it reaches 18.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#230B10#230B10

HEX#230B10

RGBrgb(35, 11, 16)

RGB (0–1)0.1373, 0.0431, 0.0627

RGB percentages13.7%, 4.3%, 6.3%

HSLhsl(347.5, 52.2%, 9%)

HSV / HSBhsv(347.5, 68.6%, 13.7%)

CMYK0%, 68.6%, 54.3%, 86.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,296,592

CSS custom property--colour: #230B10;

Brightness & contrast

Relative luminance0.00634WCAG 2.x, 0 is black and 1 is white

Perceived brightness21.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.64:1

Contrast with white18.64:1WCAG normal text: AAA

Contrast with black1.13:1WCAG normal text: Fail

Greyscale equivalent#101010

Inverted#DCF4EF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#101010no red cones; affects about 1% of men; ΔE 12.5 from the original

Deuteranopia#16140Fno green cones; the most common form, about 1% of men; ΔE 12.6 from the original

Tritanopia#27080Dno blue cones; rare, and affects men and women equally; ΔE 3.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.64:1WCAG large text: AAA

Contrast with black, large text1.13:1WCAG large text: Fail

Named colours

Black · ΔE 13.8 Dark slate grey · ΔE 35.5 Dim grey · ΔE 40.7 Gray · ΔE 49.5 Slate grey · ΔE 50.8 Saddle brown · ΔE 52.4

Nearest named CSS colourBlack (#000000)ΔE 13.75, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0B231E

Analogous#230B1C, #23120B

Triadic#10230B, #0B1023

Split complementary#0B2312, #0B1C23

Tetradic#1C230B, #0B231E, #120B23

Tints, shades & saturation

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

Lighter +40%#BE3C57

Lighter +30%#973045

Lighter +20%#712333

Lighter +10%#4A1722

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#29050D

Less saturated −25%#1D1113

Channel breakdown

R35

G11

B16

Red35 (13.7%)

Green11 (4.3%)

Blue16 (6.3%)

Hue347.5°

Saturation (HSL)52.17%

Lightness9.02%

Dominant channelRed

Hex per channelR 23 · G 0B · B 10

Keep nerding

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

#230B10

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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