#143251#143251

#143251 is a dark, moderate cyan. Relative luminance 0.030; OKLCH L 31.1% C 0.066 H 251.4°. Best body text is #FFFFFF at 13.09:1 contrast (WCAG AA passes).

Color values

HEX	#143251
RGB	rgb(20, 50, 81)
HSL	hsl(210, 60%, 20%)
HSV	hsv(210, 75%, 32%)
CMYK	cmyk(75.3%, 38.3%, 0%, 68.2%)
CIE-LAB	lab(20.14, 0.72, -22.20)
CIE-LCH	lch(20.14, 22.21, 271.85°)
OKLab	oklab(31.13% -0.0212 -0.063)
OKLCH	oklch(31.13% 0.066 251.4)
XYZ	xyz(2.9137, 3.0237, 8.2131)
Luminance	0.0302 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#143251 #513314

analogous

#145151 #143251 #151451

triadic

#143251 #511432 #325114

tetradic

#143251 #511451 #513314 #145115

square

#143251 #511451 #513314 #145115

split-complementary

#143251 #511514 #515114

monochromatic

#060F19 #081420 #143251 #205082 #2C6FB3

Accessibility & contrast

On white

13.09

#143251 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#143251 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #143251

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##143251	#FFFFFF	#000000	##FFFFFF
##143251	1.00	13.09	1.60	13.09
#FFFFFF	13.09	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#243452

Deuteranopia (green-blind)

#1B2E50

Tritanopia (blue-blind)

#00393D

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #143251;
/* rgb */ color: rgb(20, 50, 81);
/* oklch */ color: oklch(31.1% 0.066 251.4);

Tailwind

colors: {
  custom: {
    50: '#5a6982',
    500: '#143251',
    950: '#000000',
  },
}

SCSS

$custom: #143251;
$custom-light: #5a6982;
$custom-dark: #000000;

JSON

{
  "hex": "#143251",
  "rgb": {
    "r": 20,
    "g": 50,
    "b": 81
  },
  "hsl": {
    "h": 210.492,
    "s": 60.396,
    "l": 19.804
  },
  "oklch": {
    "l": 0.31133,
    "c": 0.06647,
    "h": 251.4
  },
  "luminance": 0.03024
}

Semantic roles & 50–950 ramp

primary

#143251

secondary

#896138

accent

#9544E4

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #143251

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

Preview Lab → · Contrast checker → · Palette generator →