#153871#153871

#153871 is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.0% C 0.107 H 259.8°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#153871
RGB	rgb(21, 56, 113)
HSL	hsl(217, 69%, 26%)
HSV	hsv(217, 81%, 44%)
CMYK	cmyk(81.4%, 50.4%, 0%, 55.7%)
CIE-LAB	lab(24.26, 10.04, -36.52)
CIE-LCH	lch(24.26, 37.88, 285.38°)
OKLab	oklab(35.02% -0.0189 -0.1049)
OKLCH	oklch(35.02% 0.107 259.8)
XYZ	xyz(4.7030, 4.1795, 16.1784)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153871 #714E15

analogous

#156671 #153871 #201571

triadic

#153871 #711538 #387115

tetradic

#153871 #711566 #714E15 #157120

square

#153871 #711566 #714E15 #157120

split-complementary

#153871 #712015 #667115

monochromatic

#050D1A #0B1E3D #153871 #1F52A5 #296BD7

Accessibility & contrast

On white

11.44

#153871 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#153871 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153871

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153871	#FFFFFF	#000000	##FFFFFF
##153871	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183E73

Deuteranopia (green-blind)

#003670

Tritanopia (blue-blind)

#00464F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #153871;
/* rgb */ color: rgb(21, 56, 113);
/* oklch */ color: oklch(35.0% 0.107 259.8);

Tailwind

colors: {
  custom: {
    50: '#626e9a',
    500: '#153871',
    950: '#000000',
  },
}

SCSS

$custom: #153871;
$custom-light: #626e9a;
$custom-dark: #000000;

JSON

{
  "hex": "#153871",
  "rgb": {
    "r": 21,
    "g": 56,
    "b": 113
  },
  "hsl": {
    "h": 217.174,
    "s": 68.657,
    "l": 26.275
  },
  "oklch": {
    "l": 0.35024,
    "c": 0.10664,
    "h": 259.8
  },
  "luminance": 0.0418
}

Semantic roles & 50–950 ramp

primary

#153871

secondary

#A77E3B

accent

#A93CEB

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #153871

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

Preview Lab → · Contrast checker → · Palette generator →