#153A52#153A52

#153A52 is a dark, muted cyan. Relative luminance 0.038; OKLCH L 33.4% C 0.060 H 240.4°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#153A52
RGB	rgb(21, 58, 82)
HSL	hsl(204, 59%, 20%)
HSV	hsv(204, 74%, 32%)
CMYK	cmyk(74.4%, 29.3%, 0%, 67.8%)
CIE-LAB	lab(22.98, -4.17, -18.39)
CIE-LCH	lch(22.98, 18.86, 257.23°)
OKLab	oklab(33.4% -0.0294 -0.0518)
OKLCH	oklch(33.4% 0.06 240.4)
XYZ	xyz(3.3447, 3.7944, 8.5371)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153A52 #522D15

analogous

#15524C #153A52 #151B52

triadic

#153A52 #52153A #3A5215

tetradic

#153A52 #4C1552 #522D15 #1B5215

square

#153A52 #4C1552 #522D15 #1B5215

split-complementary

#153A52 #52151B #524C15

monochromatic

#061118 #091821 #153A52 #215C83 #2E7FB3

Accessibility & contrast

On white

11.94

#153A52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#153A52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153A52

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153A52	#FFFFFF	#000000	##FFFFFF
##153A52	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F3A53

Deuteranopia (green-blind)

#273452

Tritanopia (blue-blind)

#004042

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #153a52;
/* rgb */ color: rgb(21, 58, 82);
/* oklch */ color: oklch(33.4% 0.060 240.4);

Tailwind

colors: {
  custom: {
    50: '#5b7082',
    500: '#153a52',
    950: '#000000',
  },
}

SCSS

$custom: #153a52;
$custom-light: #5b7082;
$custom-dark: #000000;

JSON

{
  "hex": "#153a52",
  "rgb": {
    "r": 21,
    "g": 58,
    "b": 82
  },
  "hsl": {
    "h": 203.607,
    "s": 59.223,
    "l": 20.196
  },
  "oklch": {
    "l": 0.33401,
    "c": 0.05961,
    "h": 240.4
  },
  "luminance": 0.03795
}

Semantic roles & 50–950 ramp

primary

#153A52

secondary

#8A5939

accent

#8345E2

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070A

muted

#797A7C

Preview Lab

Preview with #153A52

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

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