#152F40#152F40

#152F40 is a dark, muted cyan. Relative luminance 0.026; OKLCH L 29.3% C 0.045 H 239.4°. Best body text is #FFFFFF at 13.88:1 contrast (WCAG AA passes).

Color values

HEX	#152F40
RGB	rgb(21, 47, 64)
HSL	hsl(204, 51%, 17%)
HSV	hsv(204, 67%, 25%)
CMYK	cmyk(67.2%, 26.6%, 0%, 74.9%)
CIE-LAB	lab(18.20, -3.82, -13.72)
CIE-LCH	lch(18.20, 14.24, 254.42°)
OKLab	oklab(29.31% -0.0227 -0.0384)
OKLCH	oklch(29.31% 0.045 239.4)
XYZ	xyz(2.2508, 2.5624, 5.2255)
Luminance	0.0256 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152F40 #402615

analogous

#15403C #152F40 #151A40

triadic

#152F40 #40152F #2F4015

tetradic

#152F40 #3C1540 #402615 #1A4015

square

#152F40 #3C1540 #402615 #1A4015

split-complementary

#152F40 #40151A #403C15

monochromatic

#081117 #081117 #152F40 #24516E #33739C

Accessibility & contrast

On white

13.88

#152F40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#152F40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152F40

13.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152F40	#FFFFFF	#000000	##FFFFFF
##152F40	1.00	13.88	1.51	13.88
#FFFFFF	13.88	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272F41

Deuteranopia (green-blind)

#212A40

Tritanopia (blue-blind)

#003335

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #152f40;
/* rgb */ color: rgb(21, 47, 64);
/* oklch */ color: oklch(29.3% 0.045 239.4);

Tailwind

colors: {
  custom: {
    50: '#576775',
    500: '#152f40',
    950: '#000000',
  },
}

SCSS

$custom: #152f40;
$custom-light: #576775;
$custom-dark: #000000;

JSON

{
  "hex": "#152f40",
  "rgb": {
    "r": 21,
    "g": 47,
    "b": 64
  },
  "hsl": {
    "h": 203.721,
    "s": 50.588,
    "l": 16.667
  },
  "oklch": {
    "l": 0.29308,
    "c": 0.04464,
    "h": 239.4
  },
  "luminance": 0.02563
}

Semantic roles & 50–950 ramp

primary

#152F40

secondary

#785239

accent

#854EDA

background

#F5F6F7

surface

#E9EBED

border

#C5C6C8

text

#030608

muted

#787A7B

Preview Lab

Preview with #152F40

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

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