#153374#153374

#153374 is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.1% C 0.118 H 263.0°. Best body text is #FFFFFF at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#153374
RGB	rgb(21, 51, 116)
HSL	hsl(221, 69%, 27%)
HSV	hsv(221, 82%, 45%)
CMYK	cmyk(81.9%, 56%, 0%, 54.5%)
CIE-LAB	lab(22.96, 14.88, -40.54)
CIE-LCH	lch(22.96, 43.19, 290.16°)
OKLab	oklab(34.1% -0.0143 -0.1169)
OKLCH	oklch(34.1% 0.118 263)
XYZ	xyz(4.6443, 3.7875, 17.0059)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153374 #745615

analogous

#156374 #153374 #271574

triadic

#153374 #741533 #337415

tetradic

#153374 #741563 #745615 #157427

square

#153374 #741563 #745615 #157427

split-complementary

#153374 #742715 #637415

monochromatic

#050B1A #0C1C40 #153374 #1E4AA8 #2B62D9

Accessibility & contrast

On white

11.95

#153374 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#153374 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153374

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153374	#FFFFFF	#000000	##FFFFFF
##153374	1.00	11.95	1.76	11.95
#FFFFFF	11.95	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#013B76

Deuteranopia (green-blind)

#003373

Tritanopia (blue-blind)

#00434E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #153374;
/* rgb */ color: rgb(21, 51, 116);
/* oklch */ color: oklch(34.1% 0.118 263.0);

Tailwind

colors: {
  custom: {
    50: '#636a9d',
    500: '#153374',
    950: '#000000',
  },
}

SCSS

$custom: #153374;
$custom-light: #636a9d;
$custom-dark: #000000;

JSON

{
  "hex": "#153374",
  "rgb": {
    "r": 21,
    "g": 51,
    "b": 116
  },
  "hsl": {
    "h": 221.053,
    "s": 69.343,
    "l": 26.863
  },
  "oklch": {
    "l": 0.34104,
    "c": 0.11774,
    "h": 263
  },
  "luminance": 0.03788
}

Semantic roles & 50–950 ramp

primary

#153374

secondary

#AA873B

accent

#B43CEC

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #153374

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

Preview Lab → · Contrast checker → · Palette generator →