#153C53#153C53

#153C53 is a dark, muted cyan. Relative luminance 0.040; OKLCH L 34.0% C 0.059 H 238.0°. Best body text is #FFFFFF at 11.65:1 contrast (WCAG AA passes).

Color values

HEX	#153C53
RGB	rgb(21, 60, 83)
HSL	hsl(202, 60%, 20%)
HSV	hsv(202, 75%, 33%)
CMYK	cmyk(74.7%, 27.7%, 0%, 67.5%)
CIE-LAB	lab(23.72, -5.09, -17.90)
CIE-LCH	lch(23.72, 18.61, 254.11°)
OKLab	oklab(34.01% -0.0314 -0.0504)
OKLCH	oklch(34.01% 0.059 238)
XYZ	xyz(3.4858, 4.0153, 8.7733)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153C53 #532C15

analogous

#15534B #153C53 #151D53

triadic

#153C53 #53153C #3C5315

tetradic

#153C53 #4B1553 #532C15 #1D5315

square

#153C53 #4B1553 #532C15 #1D5315

split-complementary

#153C53 #53151D #534B15

monochromatic

#061218 #091922 #153C53 #215F84 #2E83B5

Accessibility & contrast

On white

11.65

#153C53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#153C53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153C53

11.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153C53	#FFFFFF	#000000	##FFFFFF
##153C53	1.00	11.65	1.80	11.65
#FFFFFF	11.65	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#313C54

Deuteranopia (green-blind)

#293653

Tritanopia (blue-blind)

#004244

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #153c53;
/* rgb */ color: rgb(21, 60, 83);
/* oklch */ color: oklch(34.0% 0.059 238.0);

Tailwind

colors: {
  custom: {
    50: '#5b7183',
    500: '#153c53',
    950: '#000000',
  },
}

SCSS

$custom: #153c53;
$custom-light: #5b7183;
$custom-dark: #000000;

JSON

{
  "hex": "#153c53",
  "rgb": {
    "r": 21,
    "g": 60,
    "b": 83
  },
  "hsl": {
    "h": 202.258,
    "s": 59.615,
    "l": 20.392
  },
  "oklch": {
    "l": 0.34006,
    "c": 0.05938,
    "h": 238
  },
  "luminance": 0.04016
}

Semantic roles & 50–950 ramp

primary

#153C53

secondary

#8B5739

accent

#8045E3

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070A

muted

#797A7C

Preview Lab

Preview with #153C53

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

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