#153C76#153C76

#153C76 is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.4% C 0.109 H 258.6°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#153C76
RGB	rgb(21, 60, 118)
HSL	hsl(216, 70%, 27%)
HSV	hsv(216, 82%, 46%)
CMYK	cmyk(82.2%, 49.2%, 0%, 53.7%)
CIE-LAB	lab(25.86, 9.32, -37.13)
CIE-LCH	lch(25.86, 38.28, 284.09°)
OKLab	oklab(36.37% -0.0215 -0.1066)
OKLCH	oklch(36.37% 0.109 258.6)
XYZ	xyz(5.1939, 4.6985, 17.7692)
Luminance	0.0470 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153C76 #764F15

analogous

#156D76 #153C76 #1E1576

triadic

#153C76 #76153C #3C7615

tetradic

#153C76 #76156D #764F15 #15761E

square

#153C76 #76156D #764F15 #15761E

split-complementary

#153C76 #761E15 #6D7615

monochromatic

#050D1A #0C2242 #153C76 #1E56AA #2C72D9

Accessibility & contrast

On white

10.83

#153C76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#153C76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153C76

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153C76	#FFFFFF	#000000	##FFFFFF
##153C76	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C4278

Deuteranopia (green-blind)

#013975

Tritanopia (blue-blind)

#004A53

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #153c76;
/* rgb */ color: rgb(21, 60, 118);
/* oklch */ color: oklch(36.4% 0.109 258.6);

Tailwind

colors: {
  custom: {
    50: '#63719e',
    500: '#153c76',
    950: '#000000',
  },
}

SCSS

$custom: #153c76;
$custom-light: #63719e;
$custom-dark: #000000;

JSON

{
  "hex": "#153c76",
  "rgb": {
    "r": 21,
    "g": 60,
    "b": 118
  },
  "hsl": {
    "h": 215.876,
    "s": 69.784,
    "l": 27.255
  },
  "oklch": {
    "l": 0.3637,
    "c": 0.10878,
    "h": 258.6
  },
  "luminance": 0.04699
}

Semantic roles & 50–950 ramp

primary

#153C76

secondary

#AC7E3B

accent

#A53BED

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #153C76

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

Preview Lab → · Contrast checker → · Palette generator →