#153F60#153F60

#153F60 is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 35.6% C 0.074 H 245.9°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#153F60
RGB	rgb(21, 63, 96)
HSL	hsl(206, 64%, 23%)
HSV	hsv(206, 78%, 38%)
CMYK	cmyk(78.1%, 34.4%, 0%, 62.4%)
CIE-LAB	lab(25.44, -1.88, -23.70)
CIE-LCH	lch(25.44, 23.77, 265.46°)
OKLab	oklab(35.59% -0.0301 -0.0672)
OKLCH	oklch(35.59% 0.074 245.9)
XYZ	xyz(4.1973, 4.5585, 11.7227)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153F60 #603615

analogous

#15605B #153F60 #151960

triadic

#153F60 #60153F #3F6015

tetradic

#153F60 #5B1560 #603615 #196015

square

#153F60 #5B1560 #603615 #196015

split-complementary

#153F60 #601519 #605B15

monochromatic

#051019 #0A1E2E #153F60 #206092 #2B81C4

Accessibility & contrast

On white

10.98

#153F60 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#153F60 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153F60

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153F60	#FFFFFF	#000000	##FFFFFF
##153F60	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#304061

Deuteranopia (green-blind)

#25395F

Tritanopia (blue-blind)

#00474B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #153f60;
/* rgb */ color: rgb(21, 63, 96);
/* oklch */ color: oklch(35.6% 0.074 245.9);

Tailwind

colors: {
  custom: {
    50: '#5e738d',
    500: '#153f60',
    950: '#000000',
  },
}

SCSS

$custom: #153f60;
$custom-light: #5e738d;
$custom-dark: #000000;

JSON

{
  "hex": "#153f60",
  "rgb": {
    "r": 21,
    "g": 63,
    "b": 96
  },
  "hsl": {
    "h": 206.4,
    "s": 64.103,
    "l": 22.941
  },
  "oklch": {
    "l": 0.35592,
    "c": 0.07363,
    "h": 245.9
  },
  "luminance": 0.04559
}

Semantic roles & 50–950 ramp

primary

#153F60

secondary

#97633A

accent

#8A41E7

background

#F5F7F8

surface

#EAEDF0

border

#C6C8CB

text

#05080C

muted

#797B7D

Preview Lab

Preview with #153F60

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

Preview Lab → · Contrast checker → · Palette generator →