#123151#123151

#123151 is a dark, moderate cyan. Relative luminance 0.029; OKLCH L 30.8% C 0.069 H 251.6°. Best body text is #FFFFFF at 13.26:1 contrast (WCAG AA passes).

Color values

HEX	#123151
RGB	rgb(18, 49, 81)
HSL	hsl(210, 64%, 19%)
HSV	hsv(210, 78%, 32%)
CMYK	cmyk(77.8%, 39.5%, 0%, 68.2%)
CIE-LAB	lab(19.72, 1.06, -22.87)
CIE-LCH	lch(19.72, 22.89, 272.67°)
OKLab	oklab(30.78% -0.0216 -0.065)
OKLCH	oklch(30.78% 0.069 251.6)
XYZ	xyz(2.8324, 2.9190, 8.1971)
Luminance	0.0292 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123151 #513212

analogous

#125151 #123151 #131251

triadic

#123151 #511231 #315112

tetradic

#123151 #511251 #513212 #125113

square

#123151 #511251 #513212 #125113

split-complementary

#123151 #511312 #515112

monochromatic

#060F19 #07131F #123151 #1D4F83 #286EB5

Accessibility & contrast

On white

13.26

#123151 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#123151 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123151

13.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123151	#FFFFFF	#000000	##FFFFFF
##123151	1.00	13.26	1.58	13.26
#FFFFFF	13.26	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223352

Deuteranopia (green-blind)

#192D50

Tritanopia (blue-blind)

#00393D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #123151;
/* rgb */ color: rgb(18, 49, 81);
/* oklch */ color: oklch(30.8% 0.069 251.6);

Tailwind

colors: {
  custom: {
    50: '#596882',
    500: '#123151',
    950: '#000000',
  },
}

SCSS

$custom: #123151;
$custom-light: #596882;
$custom-dark: #000000;

JSON

{
  "hex": "#123151",
  "rgb": {
    "r": 18,
    "g": 49,
    "b": 81
  },
  "hsl": {
    "h": 210.476,
    "s": 63.636,
    "l": 19.412
  },
  "oklch": {
    "l": 0.30779,
    "c": 0.06851,
    "h": 251.6
  },
  "luminance": 0.02919
}

Semantic roles & 50–950 ramp

primary

#123151

secondary

#8A6035

accent

#9541E7

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #123151

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →