#153C59#153C59

#153C59 is a dark, moderate cyan. Relative luminance 0.041; OKLCH L 34.4% C 0.067 H 244.2°. Best body text is #FFFFFF at 11.52:1 contrast (WCAG AA passes).

Color values

HEX	#153C59
RGB	rgb(21, 60, 89)
HSL	hsl(206, 62%, 22%)
HSV	hsv(206, 76%, 35%)
CMYK	cmyk(76.4%, 32.6%, 0%, 65.1%)
CIE-LAB	lab(24.04, -2.70, -21.34)
CIE-LCH	lch(24.04, 21.51, 262.78°)
OKLab	oklab(34.36% -0.0292 -0.0604)
OKLCH	oklch(34.36% 0.067 244.2)
XYZ	xyz(3.7276, 4.1120, 10.0465)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153C59 #593215

analogous

#155954 #153C59 #151A59

triadic

#153C59 #59153C #3C5915

tetradic

#153C59 #541559 #593215 #1A5915

square

#153C59 #541559 #593215 #1A5915

split-complementary

#153C59 #59151A #595415

monochromatic

#061119 #091B27 #153C59 #215D8B #2C7FBC

Accessibility & contrast

On white

11.52

#153C59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#153C59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153C59

11.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153C59	#FFFFFF	#000000	##FFFFFF
##153C59	1.00	11.52	1.82	11.52
#FFFFFF	11.52	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F3D5A

Deuteranopia (green-blind)

#253658

Tritanopia (blue-blind)

#004346

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #153c59;
/* rgb */ color: rgb(21, 60, 89);
/* oklch */ color: oklch(34.4% 0.067 244.2);

Tailwind

colors: {
  custom: {
    50: '#5c7188',
    500: '#153c59',
    950: '#000000',
  },
}

SCSS

$custom: #153c59;
$custom-light: #5c7188;
$custom-dark: #000000;

JSON

{
  "hex": "#153c59",
  "rgb": {
    "r": 21,
    "g": 60,
    "b": 89
  },
  "hsl": {
    "h": 205.588,
    "s": 61.818,
    "l": 21.569
  },
  "oklch": {
    "l": 0.34361,
    "c": 0.06706,
    "h": 244.2
  },
  "luminance": 0.04112
}

Semantic roles & 50–950 ramp

primary

#153C59

secondary

#915E39

accent

#8843E5

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #153C59

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

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