#153E59#153E59

#153E59 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 34.9% C 0.065 H 241.2°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#153E59
RGB	rgb(21, 62, 89)
HSL	hsl(204, 62%, 22%)
HSV	hsv(204, 76%, 35%)
CMYK	cmyk(76.4%, 30.3%, 0%, 65.1%)
CIE-LAB	lab(24.72, -4.03, -20.28)
CIE-LCH	lch(24.72, 20.67, 258.75°)
OKLab	oklab(34.9% -0.0315 -0.0572)
OKLCH	oklch(34.9% 0.065 241.2)
XYZ	xyz(3.8344, 4.3255, 10.0821)
Luminance	0.0433 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153E59 #593015

analogous

#155952 #153E59 #151C59

triadic

#153E59 #59153E #3E5915

tetradic

#153E59 #521559 #593015 #1C5915

square

#153E59 #521559 #593015 #1C5915

split-complementary

#153E59 #59151C #595215

monochromatic

#061119 #091C27 #153E59 #21608B #2C83BC

Accessibility & contrast

On white

11.26

#153E59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#153E59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153E59

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153E59	#FFFFFF	#000000	##FFFFFF
##153E59	1.00	11.26	1.87	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#323E5A

Deuteranopia (green-blind)

#283859

Tritanopia (blue-blind)

#004547

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #153e59;
/* rgb */ color: rgb(21, 62, 89);
/* oklch */ color: oklch(34.9% 0.065 241.2);

Tailwind

colors: {
  custom: {
    50: '#5c7388',
    500: '#153e59',
    950: '#000000',
  },
}

SCSS

$custom: #153e59;
$custom-light: #5c7388;
$custom-dark: #000000;

JSON

{
  "hex": "#153e59",
  "rgb": {
    "r": 21,
    "g": 62,
    "b": 89
  },
  "hsl": {
    "h": 203.824,
    "s": 61.818,
    "l": 21.569
  },
  "oklch": {
    "l": 0.349,
    "c": 0.06532,
    "h": 241.2
  },
  "luminance": 0.04326
}

Semantic roles & 50–950 ramp

primary

#153E59

secondary

#915C39

accent

#8343E5

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#05080B

muted

#797B7C

Preview Lab

Preview with #153E59

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

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