#153A43#153A43

#153A43 is a dark, muted cyan. Relative luminance 0.036; OKLCH L 32.6% C 0.045 H 216.3°. Best body text is #FFFFFF at 12.22:1 contrast (WCAG AA passes).

Color values

HEX	#153A43
RGB	rgb(21, 58, 67)
HSL	hsl(192, 52%, 17%)
HSV	hsv(192, 69%, 26%)
CMYK	cmyk(68.7%, 13.4%, 0%, 73.7%)
CIE-LAB	lab(22.27, -9.89, -9.50)
CIE-LCH	lch(22.27, 13.71, 223.85°)
OKLab	oklab(32.6% -0.0359 -0.0264)
OKLCH	oklch(32.6% 0.045 216.3)
XYZ	xyz(2.8350, 3.5905, 5.8527)
Luminance	0.0359 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153A43 #431E15

analogous

#154335 #153A43 #152343

triadic

#153A43 #43153A #3A4315

tetradic

#153A43 #351543 #431E15 #234315

square

#153A43 #351543 #431E15 #234315

split-complementary

#153A43 #431523 #433515

monochromatic

#071417 #071417 #153A43 #246272 #328BA0

Accessibility & contrast

On white

12.22

#153A43 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#153A43 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153A43

12.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153A43	#FFFFFF	#000000	##FFFFFF
##153A43	1.00	12.22	1.72	12.22
#FFFFFF	12.22	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343844

Deuteranopia (green-blind)

#2D3343

Tritanopia (blue-blind)

#003D3D

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #153a43;
/* rgb */ color: rgb(21, 58, 67);
/* oklch */ color: oklch(32.6% 0.045 216.3);

Tailwind

colors: {
  custom: {
    50: '#587077',
    500: '#153a43',
    950: '#000000',
  },
}

SCSS

$custom: #153a43;
$custom-light: #587077;
$custom-dark: #000000;

JSON

{
  "hex": "#153a43",
  "rgb": {
    "r": 21,
    "g": 58,
    "b": 67
  },
  "hsl": {
    "h": 191.739,
    "s": 52.273,
    "l": 17.255
  },
  "oklch": {
    "l": 0.32599,
    "c": 0.04456,
    "h": 216.3
  },
  "luminance": 0.03591
}

Semantic roles & 50–950 ramp

primary

#153A43

secondary

#7B4639

accent

#684CDC

background

#F5F6F7

surface

#E9ECED

border

#C5C7C8

text

#040708

muted

#797A7B

Preview Lab

Preview with #153A43

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

Preview Lab → · Contrast checker → · Palette generator →