#153B43#153B43

#153B43 is a dark, muted cyan. Relative luminance 0.037; OKLCH L 32.9% C 0.045 H 213.7°. Best body text is #FFFFFF at 12.08:1 contrast (WCAG AA passes).

Color values

HEX	#153B43
RGB	rgb(21, 59, 67)
HSL	hsl(190, 52%, 17%)
HSV	hsv(190, 69%, 26%)
CMYK	cmyk(68.7%, 11.9%, 0%, 73.7%)
CIE-LAB	lab(22.63, -10.51, -8.95)
CIE-LCH	lch(22.63, 13.81, 220.43°)
OKLab	oklab(32.89% -0.0372 -0.0248)
OKLCH	oklch(32.89% 0.045 213.7)
XYZ	xyz(2.8859, 3.6923, 5.8697)
Luminance	0.0369 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153B43 #431D15

analogous

#154334 #153B43 #152443

triadic

#153B43 #43153B #3B4315

tetradic

#153B43 #341543 #431D15 #244315

square

#153B43 #341543 #431D15 #244315

split-complementary

#153B43 #431524 #433415

monochromatic

#071517 #071517 #153B43 #246472 #328DA0

Accessibility & contrast

On white

12.08

#153B43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#153B43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153B43

12.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153B43	#FFFFFF	#000000	##FFFFFF
##153B43	1.00	12.08	1.74	12.08
#FFFFFF	12.08	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353943

Deuteranopia (green-blind)

#2E3443

Tritanopia (blue-blind)

#003E3D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #153b43;
/* rgb */ color: rgb(21, 59, 67);
/* oklch */ color: oklch(32.9% 0.045 213.7);

Tailwind

colors: {
  custom: {
    50: '#587177',
    500: '#153b43',
    950: '#000000',
  },
}

SCSS

$custom: #153b43;
$custom-light: #587177;
$custom-dark: #000000;

JSON

{
  "hex": "#153b43",
  "rgb": {
    "r": 21,
    "g": 59,
    "b": 67
  },
  "hsl": {
    "h": 190.435,
    "s": 52.273,
    "l": 17.255
  },
  "oklch": {
    "l": 0.32887,
    "c": 0.04474,
    "h": 213.7
  },
  "luminance": 0.03693
}

Semantic roles & 50–950 ramp

primary

#153B43

secondary

#7B4439

accent

#654CDC

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#040708

muted

#797A7B

Preview Lab

Preview with #153B43

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

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