#153A68#153A68

#153A68 is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.8% C 0.091 H 255.6°. Best body text is #FFFFFF at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#153A68
RGB	rgb(21, 58, 104)
HSL	hsl(213, 66%, 25%)
HSV	hsv(213, 80%, 41%)
CMYK	cmyk(79.8%, 44.2%, 0%, 59.2%)
CIE-LAB	lab(24.27, 4.85, -30.72)
CIE-LCH	lch(24.27, 31.10, 278.97°)
OKLab	oklab(34.84% -0.0226 -0.0878)
OKLCH	oklch(34.84% 0.091 255.6)
XYZ	xyz(4.3201, 4.1845, 13.6740)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153A68 #684315

analogous

#156468 #153A68 #1A1568

triadic

#153A68 #68153A #3A6815

tetradic

#153A68 #681564 #684315 #15681A

square

#153A68 #681564 #684315 #15681A

split-complementary

#153A68 #681A15 #646815

monochromatic

#050E19 #0B1E35 #153A68 #1F569B #2A73CE

Accessibility & contrast

On white

11.43

#153A68 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#153A68 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153A68

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153A68	#FFFFFF	#000000	##FFFFFF
##153A68	1.00	11.43	1.84	11.43
#FFFFFF	11.43	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#243E6A

Deuteranopia (green-blind)

#153667

Tritanopia (blue-blind)

#00454C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #153a68;
/* rgb */ color: rgb(21, 58, 104);
/* oklch */ color: oklch(34.8% 0.091 255.6);

Tailwind

colors: {
  custom: {
    50: '#606f93',
    500: '#153a68',
    950: '#000000',
  },
}

SCSS

$custom: #153a68;
$custom-light: #606f93;
$custom-dark: #000000;

JSON

{
  "hex": "#153a68",
  "rgb": {
    "r": 21,
    "g": 58,
    "b": 104
  },
  "hsl": {
    "h": 213.253,
    "s": 66.4,
    "l": 24.51
  },
  "oklch": {
    "l": 0.34837,
    "c": 0.09071,
    "h": 255.6
  },
  "luminance": 0.04185
}

Semantic roles & 50–950 ramp

primary

#153A68

secondary

#9F723A

accent

#9D3EE9

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#05070D

muted

#7A7A7E

Preview Lab

Preview with #153A68

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

Preview Lab → · Contrast checker → · Palette generator →