#153D63#153D63

#153D63 is a dark, moderate cyan. Relative luminance 0.044; OKLCH L 35.3% C 0.080 H 250.2°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#153D63
RGB	rgb(21, 61, 99)
HSL	hsl(209, 65%, 24%)
HSV	hsv(209, 79%, 39%)
CMYK	cmyk(78.8%, 38.4%, 0%, 61.2%)
CIE-LAB	lab(24.94, 0.70, -26.42)
CIE-LCH	lch(24.94, 26.43, 271.51°)
OKLab	oklab(35.26% -0.027 -0.0752)
OKLCH	oklch(35.26% 0.08 250.2)
XYZ	xyz(4.2293, 4.3973, 12.4278)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153D63 #633B15

analogous

#156362 #153D63 #151663

triadic

#153D63 #63153D #3D6315

tetradic

#153D63 #621563 #633B15 #166315

square

#153D63 #621563 #633B15 #166315

split-complementary

#153D63 #631516 #636215

monochromatic

#051019 #0A1E31 #153D63 #205C95 #2A7BC8

Accessibility & contrast

On white

11.17

#153D63 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#153D63 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153D63

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153D63	#FFFFFF	#000000	##FFFFFF
##153D63	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C3F65

Deuteranopia (green-blind)

#203862

Tritanopia (blue-blind)

#00464B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #153d63;
/* rgb */ color: rgb(21, 61, 99);
/* oklch */ color: oklch(35.3% 0.080 250.2);

Tailwind

colors: {
  custom: {
    50: '#5f728f',
    500: '#153d63',
    950: '#000000',
  },
}

SCSS

$custom: #153d63;
$custom-light: #5f728f;
$custom-dark: #000000;

JSON

{
  "hex": "#153d63",
  "rgb": {
    "r": 21,
    "g": 61,
    "b": 99
  },
  "hsl": {
    "h": 209.231,
    "s": 65,
    "l": 23.529
  },
  "oklch": {
    "l": 0.3526,
    "c": 0.07989,
    "h": 250.2
  },
  "luminance": 0.04398
}

Semantic roles & 50–950 ramp

primary

#153D63

secondary

#9A693A

accent

#9240E8

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05070C

muted

#797A7D

Preview Lab

Preview with #153D63

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

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