#152C3D#152C3D

#152C3D is a dark, muted cyan. Relative luminance 0.023; OKLCH L 28.3% C 0.043 H 242.4°. Best body text is #FFFFFF at 14.39:1 contrast (WCAG AA passes).

Color values

HEX	#152C3D
RGB	rgb(21, 44, 61)
HSL	hsl(206, 49%, 16%)
HSV	hsv(206, 66%, 24%)
CMYK	cmyk(65.6%, 27.9%, 0%, 76.1%)
CIE-LAB	lab(16.98, -2.92, -13.55)
CIE-LCH	lch(16.98, 13.86, 257.84°)
OKLab	oklab(28.29% -0.0199 -0.0379)
OKLCH	oklch(28.29% 0.043 242.4)
XYZ	xyz(2.0519, 2.2975, 4.7493)
Luminance	0.0230 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152C3D #3D2615

analogous

#153D3A #152C3D #15183D

triadic

#152C3D #3D152C #2C3D15

tetradic

#152C3D #3A153D #3D2615 #183D15

square

#152C3D #3A153D #3D2615 #183D15

split-complementary

#152C3D #3D1518 #3D3A15

monochromatic

#081017 #081017 #152C3D #254D6B #346E98

Accessibility & contrast

On white

14.39

#152C3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#152C3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152C3D

14.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152C3D	#FFFFFF	#000000	##FFFFFF
##152C3D	1.00	14.39	1.46	14.39
#FFFFFF	14.39	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#252C3E

Deuteranopia (green-blind)

#1F283D

Tritanopia (blue-blind)

#003032

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #152c3d;
/* rgb */ color: rgb(21, 44, 61);
/* oklch */ color: oklch(28.3% 0.043 242.4);

Tailwind

colors: {
  custom: {
    50: '#566572',
    500: '#152c3d',
    950: '#000000',
  },
}

SCSS

$custom: #152c3d;
$custom-light: #566572;
$custom-dark: #000000;

JSON

{
  "hex": "#152c3d",
  "rgb": {
    "r": 21,
    "g": 44,
    "b": 61
  },
  "hsl": {
    "h": 205.5,
    "s": 48.78,
    "l": 16.078
  },
  "oklch": {
    "l": 0.28291,
    "c": 0.04283,
    "h": 242.4
  },
  "luminance": 0.02298
}

Semantic roles & 50–950 ramp

primary

#152C3D

secondary

#755239

accent

#8A4FD8

background

#F5F6F6

surface

#E9EBEC

border

#C5C6C7

text

#030508

muted

#787A7B

Preview Lab

Preview with #152C3D

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

Preview Lab → · Contrast checker → · Palette generator →