#153F61#153F61

#153F61 is a dark, moderate cyan. Relative luminance 0.046; OKLCH L 35.7% C 0.075 H 246.6°. Best body text is #FFFFFF at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#153F61
RGB	rgb(21, 63, 97)
HSL	hsl(207, 64%, 23%)
HSV	hsv(207, 78%, 38%)
CMYK	cmyk(78.4%, 35.1%, 0%, 62%)
CIE-LAB	lab(25.49, -1.47, -24.26)
CIE-LCH	lch(25.49, 24.30, 266.52°)
OKLab	oklab(35.66% -0.0298 -0.0688)
OKLCH	oklch(35.66% 0.075 246.6)
XYZ	xyz(4.2436, 4.5770, 11.9667)
Luminance	0.0458 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153F61 #613715

analogous

#15615D #153F61 #151961

triadic

#153F61 #61153F #3F6115

tetradic

#153F61 #5D1561 #613715 #196115

square

#153F61 #5D1561 #613715 #196115

split-complementary

#153F61 #611519 #615D15

monochromatic

#051019 #0A1E2F #153F61 #206093 #2B80C6

Accessibility & contrast

On white

10.96

#153F61 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#153F61 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153F61

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153F61	#FFFFFF	#000000	##FFFFFF
##153F61	1.00	10.96	1.92	10.96
#FFFFFF	10.96	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F4062

Deuteranopia (green-blind)

#253960

Tritanopia (blue-blind)

#00474B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #153f61;
/* rgb */ color: rgb(21, 63, 97);
/* oklch */ color: oklch(35.7% 0.075 246.6);

Tailwind

colors: {
  custom: {
    50: '#5e738e',
    500: '#153f61',
    950: '#000000',
  },
}

SCSS

$custom: #153f61;
$custom-light: #5e738e;
$custom-dark: #000000;

JSON

{
  "hex": "#153f61",
  "rgb": {
    "r": 21,
    "g": 63,
    "b": 97
  },
  "hsl": {
    "h": 206.842,
    "s": 64.407,
    "l": 23.137
  },
  "oklch": {
    "l": 0.35655,
    "c": 0.07499,
    "h": 246.6
  },
  "luminance": 0.04578
}

Semantic roles & 50–950 ramp

primary

#153F61

secondary

#98643A

accent

#8B40E7

background

#F5F6F8

surface

#EAECF0

border

#C6C7CB

text

#05080C

muted

#797B7D

Preview Lab

Preview with #153F61

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

Preview Lab → · Contrast checker → · Palette generator →