#152F4B#152F4B

#152F4B is a dark, moderate cyan. Relative luminance 0.027; OKLCH L 30.0% C 0.060 H 252.0°. Best body text is #FFFFFF at 13.64:1 contrast (WCAG AA passes).

Color values

HEX	#152F4B
RGB	rgb(21, 47, 75)
HSL	hsl(211, 56%, 19%)
HSV	hsv(211, 72%, 29%)
CMYK	cmyk(72%, 37.3%, 0%, 70.6%)
CIE-LAB	lab(18.80, 0.56, -20.27)
CIE-LCH	lch(18.80, 20.28, 271.58°)
OKLab	oklab(29.98% -0.0186 -0.0574)
OKLCH	oklch(29.98% 0.06 252)
XYZ	xyz(2.5953, 2.7002, 7.0397)
Luminance	0.0270 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152F4B #4B3115

analogous

#154A4B #152F4B #16154B

triadic

#152F4B #4B152F #2F4B15

tetradic

#152F4B #4B154A #4B3115 #154B16

square

#152F4B #4B154A #4B3115 #154B16

split-complementary

#152F4B #4B1615 #4A4B15

monochromatic

#070F18 #08111B #152F4B #224D7B #306BAB

Accessibility & contrast

On white

13.64

#152F4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#152F4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152F4B

13.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152F4B	#FFFFFF	#000000	##FFFFFF
##152F4B	1.00	13.64	1.54	13.64
#FFFFFF	13.64	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23314C

Deuteranopia (green-blind)

#1B2B4A

Tritanopia (blue-blind)

#003639

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #152f4b;
/* rgb */ color: rgb(21, 47, 75);
/* oklch */ color: oklch(30.0% 0.060 252.0);

Tailwind

colors: {
  custom: {
    50: '#59677d',
    500: '#152f4b',
    950: '#000000',
  },
}

SCSS

$custom: #152f4b;
$custom-light: #59677d;
$custom-dark: #000000;

JSON

{
  "hex": "#152f4b",
  "rgb": {
    "r": 21,
    "g": 47,
    "b": 75
  },
  "hsl": {
    "h": 211.111,
    "s": 56.25,
    "l": 18.824
  },
  "oklch": {
    "l": 0.2998,
    "c": 0.06036,
    "h": 252
  },
  "luminance": 0.027
}

Semantic roles & 50–950 ramp

primary

#152F4B

secondary

#835F39

accent

#9748E0

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#040609

muted

#797A7B

Preview Lab

Preview with #152F4B

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

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