#153E4A#153E4A

#153E4A is a dark, muted cyan. Relative luminance 0.041; OKLCH L 34.1% C 0.050 H 220.4°. Best body text is #FFFFFF at 11.54:1 contrast (WCAG AA passes).

Color values

HEX	#153E4A
RGB	rgb(21, 62, 74)
HSL	hsl(194, 56%, 19%)
HSV	hsv(194, 72%, 29%)
CMYK	cmyk(71.6%, 16.2%, 0%, 71%)
CIE-LAB	lab(24.00, -9.82, -11.53)
CIE-LCH	lch(24.00, 15.14, 229.59°)
OKLab	oklab(34.08% -0.0377 -0.0321)
OKLCH	oklch(34.08% 0.05 220.4)
XYZ	xyz(3.2674, 4.0987, 7.0962)
Luminance	0.0410 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153E4A #4A2115

analogous

#154A3B #153E4A #15234A

triadic

#153E4A #4A153E #3E4A15

tetradic

#153E4A #3B154A #4A2115 #234A15

square

#153E4A #3B154A #4A2115 #234A15

split-complementary

#153E4A #4A1523 #4A3B15

monochromatic

#071418 #07161A #153E4A #23667A #308EA9

Accessibility & contrast

On white

11.54

#153E4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#153E4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153E4A

11.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153E4A	#FFFFFF	#000000	##FFFFFF
##153E4A	1.00	11.54	1.82	11.54
#FFFFFF	11.54	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#373C4B

Deuteranopia (green-blind)

#2F374A

Tritanopia (blue-blind)

#004242

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #153e4a;
/* rgb */ color: rgb(21, 62, 74);
/* oklch */ color: oklch(34.1% 0.050 220.4);

Tailwind

colors: {
  custom: {
    50: '#5a737c',
    500: '#153e4a',
    950: '#000000',
  },
}

SCSS

$custom: #153e4a;
$custom-light: #5a737c;
$custom-dark: #000000;

JSON

{
  "hex": "#153e4a",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 74
  },
  "hsl": {
    "h": 193.585,
    "s": 55.789,
    "l": 18.627
  },
  "oklch": {
    "l": 0.34084,
    "c": 0.04953,
    "h": 220.4
  },
  "luminance": 0.04099
}

Semantic roles & 50–950 ramp

primary

#153E4A

secondary

#824939

accent

#6B49DF

background

#F5F6F7

surface

#E9ECEE

border

#C5C7C9

text

#040809

muted

#797B7B

Preview Lab

Preview with #153E4A

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

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