#152F4D#152F4D

#152F4D is a dark, moderate cyan. Relative luminance 0.027; OKLCH L 30.1% C 0.063 H 253.5°. Best body text is #FFFFFF at 13.59:1 contrast (WCAG AA passes).

Color values

HEX	#152F4D
RGB	rgb(21, 47, 77)
HSL	hsl(212, 57%, 19%)
HSV	hsv(212, 73%, 30%)
CMYK	cmyk(72.7%, 39%, 0%, 69.8%)
CIE-LAB	lab(18.92, 1.38, -21.43)
CIE-LCH	lch(18.92, 21.48, 273.68°)
OKLab	oklab(30.11% -0.018 -0.0608)
OKLCH	oklch(30.11% 0.063 253.5)
XYZ	xyz(2.6648, 2.7280, 7.4059)
Luminance	0.0273 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152F4D #4D3315

analogous

#154B4D #152F4D #17154D

triadic

#152F4D #4D152F #2F4D15

tetradic

#152F4D #4D154B #4D3315 #154D17

square

#152F4D #4D154B #4D3315 #154D17

split-complementary

#152F4D #4D1715 #4B4D15

monochromatic

#070F18 #08121D #152F4D #224C7D #2F6AAD

Accessibility & contrast

On white

13.59

#152F4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#152F4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152F4D

13.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152F4D	#FFFFFF	#000000	##FFFFFF
##152F4D	1.00	13.59	1.55	13.59
#FFFFFF	13.59	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22314E

Deuteranopia (green-blind)

#1A2C4C

Tritanopia (blue-blind)

#00363A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #152f4d;
/* rgb */ color: rgb(21, 47, 77);
/* oklch */ color: oklch(30.1% 0.063 253.5);

Tailwind

colors: {
  custom: {
    50: '#5a677f',
    500: '#152f4d',
    950: '#000000',
  },
}

SCSS

$custom: #152f4d;
$custom-light: #5a677f;
$custom-dark: #000000;

JSON

{
  "hex": "#152f4d",
  "rgb": {
    "r": 21,
    "g": 47,
    "b": 77
  },
  "hsl": {
    "h": 212.143,
    "s": 57.143,
    "l": 19.216
  },
  "oklch": {
    "l": 0.30112,
    "c": 0.06342,
    "h": 253.5
  },
  "luminance": 0.02728
}

Semantic roles & 50–950 ramp

primary

#152F4D

secondary

#856239

accent

#9947E0

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #152F4D

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

Preview Lab → · Contrast checker → · Palette generator →