#153D76#153D76

#153D76 is a dark, moderate blue. Relative luminance 0.048; OKLCH L 36.6% C 0.107 H 258.0°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#153D76
RGB	rgb(21, 61, 118)
HSL	hsl(215, 70%, 27%)
HSV	hsv(215, 82%, 46%)
CMYK	cmyk(82.2%, 48.3%, 0%, 53.7%)
CIE-LAB	lab(26.17, 8.61, -36.62)
CIE-LCH	lch(26.17, 37.62, 283.24°)
OKLab	oklab(36.61% -0.0224 -0.1051)
OKLCH	oklch(36.61% 0.108 258)
XYZ	xyz(5.2468, 4.8043, 17.7868)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153D76 #764E15

analogous

#156D76 #153D76 #1E1576

triadic

#153D76 #76153D #3D7615

tetradic

#153D76 #76156D #764E15 #15761E

square

#153D76 #76156D #764E15 #15761E

split-complementary

#153D76 #761E15 #6D7615

monochromatic

#050D1A #0C2242 #153D76 #1E58AA #2C73D9

Accessibility & contrast

On white

10.71

#153D76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#153D76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153D76

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153D76	#FFFFFF	#000000	##FFFFFF
##153D76	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E4378

Deuteranopia (green-blind)

#053A75

Tritanopia (blue-blind)

#004B53

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #153d76;
/* rgb */ color: rgb(21, 61, 118);
/* oklch */ color: oklch(36.6% 0.107 258.0);

Tailwind

colors: {
  custom: {
    50: '#63719e',
    500: '#153d76',
    950: '#000000',
  },
}

SCSS

$custom: #153d76;
$custom-light: #63719e;
$custom-dark: #000000;

JSON

{
  "hex": "#153d76",
  "rgb": {
    "r": 21,
    "g": 61,
    "b": 118
  },
  "hsl": {
    "h": 215.258,
    "s": 69.784,
    "l": 27.255
  },
  "oklch": {
    "l": 0.3661,
    "c": 0.1075,
    "h": 258
  },
  "luminance": 0.04805
}

Semantic roles & 50–950 ramp

primary

#153D76

secondary

#AC7D3B

accent

#A33BED

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #153D76

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

Preview Lab → · Contrast checker → · Palette generator →