#152F4F#152F4F

#152F4F is a dark, moderate cyan. Relative luminance 0.028; OKLCH L 30.2% C 0.067 H 254.8°. Best body text is #FFFFFF at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#152F4F
RGB	rgb(21, 47, 79)
HSL	hsl(213, 58%, 20%)
HSV	hsv(213, 73%, 31%)
CMYK	cmyk(73.4%, 40.5%, 0%, 69%)
CIE-LAB	lab(19.04, 2.20, -22.59)
CIE-LCH	lch(19.04, 22.69, 275.57°)
OKLab	oklab(30.25% -0.0174 -0.0642)
OKLCH	oklch(30.25% 0.067 254.8)
XYZ	xyz(2.7365, 2.7567, 7.7835)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#152F4F #4F3515

analogous

#154C4F #152F4F #18154F

triadic

#152F4F #4F152F #2F4F15

tetradic

#152F4F #4F154C #4F3515 #154F18

square

#152F4F #4F154C #4F3515 #154F18

split-complementary

#152F4F #4F1815 #4C4F15

monochromatic

#060E18 #08121F #152F4F #224C7F #2F69B0

Accessibility & contrast

On white

13.54

#152F4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#152F4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #152F4F

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##152F4F	#FFFFFF	#000000	##FFFFFF
##152F4F	1.00	13.54	1.55	13.54
#FFFFFF	13.54	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#213150

Deuteranopia (green-blind)

#182C4E

Tritanopia (blue-blind)

#00363B

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #152f4f;
/* rgb */ color: rgb(21, 47, 79);
/* oklch */ color: oklch(30.2% 0.067 254.8);

Tailwind

colors: {
  custom: {
    50: '#5a6780',
    500: '#152f4f',
    950: '#000000',
  },
}

SCSS

$custom: #152f4f;
$custom-light: #5a6780;
$custom-dark: #000000;

JSON

{
  "hex": "#152f4f",
  "rgb": {
    "r": 21,
    "g": 47,
    "b": 79
  },
  "hsl": {
    "h": 213.103,
    "s": 58,
    "l": 19.608
  },
  "oklch": {
    "l": 0.30248,
    "c": 0.0665,
    "h": 254.8
  },
  "luminance": 0.02757
}

Semantic roles & 50–950 ramp

primary

#152F4F

secondary

#876439

accent

#9C47E1

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #152F4F

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

Preview Lab → · Contrast checker → · Palette generator →