#153B68#153B68

#153B68 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 35.1% C 0.089 H 254.7°. Best body text is #FFFFFF at 11.31:1 contrast (WCAG AA passes).

Color values

HEX	#153B68
RGB	rgb(21, 59, 104)
HSL	hsl(213, 66%, 25%)
HSV	hsv(213, 80%, 41%)
CMYK	cmyk(79.8%, 43.3%, 0%, 59.2%)
CIE-LAB	lab(24.60, 4.15, -30.20)
CIE-LCH	lch(24.60, 30.49, 277.83°)
OKLab	oklab(35.09% -0.0236 -0.0863)
OKLCH	oklch(35.09% 0.089 254.7)
XYZ	xyz(4.3710, 4.2863, 13.6910)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153B68 #684215

analogous

#156568 #153B68 #191568

triadic

#153B68 #68153B #3B6815

tetradic

#153B68 #681565 #684215 #156819

square

#153B68 #681565 #684215 #156819

split-complementary

#153B68 #681915 #656815

monochromatic

#050E19 #0B1E35 #153B68 #1F589B #2A75CE

Accessibility & contrast

On white

11.31

#153B68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#153B68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153B68

11.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153B68	#FFFFFF	#000000	##FFFFFF
##153B68	1.00	11.31	1.86	11.31
#FFFFFF	11.31	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#253F6A

Deuteranopia (green-blind)

#173767

Tritanopia (blue-blind)

#00464C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #153b68;
/* rgb */ color: rgb(21, 59, 104);
/* oklch */ color: oklch(35.1% 0.089 254.7);

Tailwind

colors: {
  custom: {
    50: '#607093',
    500: '#153b68',
    950: '#000000',
  },
}

SCSS

$custom: #153b68;
$custom-light: #607093;
$custom-dark: #000000;

JSON

{
  "hex": "#153b68",
  "rgb": {
    "r": 21,
    "g": 59,
    "b": 104
  },
  "hsl": {
    "h": 212.53,
    "s": 66.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.35089,
    "c": 0.08947,
    "h": 254.7
  },
  "luminance": 0.04287
}

Semantic roles & 50–950 ramp

primary

#153B68

secondary

#9F713A

accent

#9B3EE9

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#05070D

muted

#7A7A7E

Preview Lab

Preview with #153B68

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

Preview Lab → · Contrast checker → · Palette generator →