#123251#123251

#123251 is a dark, moderate cyan. Relative luminance 0.030; OKLCH L 31.0% C 0.067 H 250.3°. Best body text is #FFFFFF at 13.12:1 contrast (WCAG AA passes).

Color values

HEX	#123251
RGB	rgb(18, 50, 81)
HSL	hsl(210, 64%, 19%)
HSV	hsv(210, 78%, 32%)
CMYK	cmyk(77.8%, 38.3%, 0%, 68.2%)
CIE-LAB	lab(20.06, 0.36, -22.33)
CIE-LCH	lch(20.06, 22.33, 270.92°)
OKLab	oklab(31.05% -0.0227 -0.0634)
OKLCH	oklch(31.05% 0.067 250.3)
XYZ	xyz(2.8747, 3.0036, 8.2112)
Luminance	0.0300 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#123251 #513112

analogous

#125151 #123251 #121351

triadic

#123251 #511232 #325112

tetradic

#123251 #511251 #513112 #135112

square

#123251 #511251 #513112 #135112

split-complementary

#123251 #511213 #515112

monochromatic

#060F19 #07131F #123251 #1D5183 #2870B5

Accessibility & contrast

On white

13.12

#123251 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#123251 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #123251

13.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##123251	#FFFFFF	#000000	##FFFFFF
##123251	1.00	13.12	1.60	13.12
#FFFFFF	13.12	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#243452

Deuteranopia (green-blind)

#1B2E50

Tritanopia (blue-blind)

#00393D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #123251;
/* rgb */ color: rgb(18, 50, 81);
/* oklch */ color: oklch(31.0% 0.067 250.3);

Tailwind

colors: {
  custom: {
    50: '#596982',
    500: '#123251',
    950: '#000000',
  },
}

SCSS

$custom: #123251;
$custom-light: #596982;
$custom-dark: #000000;

JSON

{
  "hex": "#123251",
  "rgb": {
    "r": 18,
    "g": 50,
    "b": 81
  },
  "hsl": {
    "h": 209.524,
    "s": 63.636,
    "l": 19.412
  },
  "oklch": {
    "l": 0.31047,
    "c": 0.06736,
    "h": 250.3
  },
  "luminance": 0.03004
}

Semantic roles & 50–950 ramp

primary

#123251

secondary

#8A5F35

accent

#9341E7

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #123251

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

Preview Lab → · Contrast checker → · Palette generator →