#153D85#153D85

#153D85 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 37.8% C 0.129 H 261.1°. Best body text is #FFFFFF at 10.30:1 contrast (WCAG AA passes).

Color values

HEX	#153D85
RGB	rgb(21, 61, 133)
HSL	hsl(219, 73%, 30%)
HSV	hsv(219, 84%, 52%)
CMYK	cmyk(84.2%, 54.1%, 0%, 47.8%)
CIE-LAB	lab(27.27, 14.88, -44.27)
CIE-LCH	lch(27.27, 46.70, 288.58°)
OKLab	oklab(37.8% -0.0201 -0.1276)
OKLCH	oklch(37.8% 0.129 261.1)
XYZ	xyz(6.2101, 5.1896, 22.8601)
Luminance	0.0519 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#153D85 #855D15

analogous

#157585 #153D85 #251585

triadic

#153D85 #85153D #3D8515

tetradic

#153D85 #851575 #855D15 #158525

square

#153D85 #851575 #855D15 #158525

split-complementary

#153D85 #852515 #758515

monochromatic

#040D1B #0D2550 #153D85 #1D55BA #3572DF

Accessibility & contrast

On white

10.30

#153D85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#153D85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #153D85

10.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##153D85	#FFFFFF	#000000	##FFFFFF
##153D85	1.00	10.30	2.04	10.30
#FFFFFF	10.30	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#074688

Deuteranopia (green-blind)

#003C84

Tritanopia (blue-blind)

#004F5B

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #153d85;
/* rgb */ color: rgb(21, 61, 133);
/* oklch */ color: oklch(37.8% 0.129 261.1);

Tailwind

colors: {
  custom: {
    50: '#6771a9',
    500: '#153d85',
    950: '#000000',
  },
}

SCSS

$custom: #153d85;
$custom-light: #6771a9;
$custom-dark: #000000;

JSON

{
  "hex": "#153d85",
  "rgb": {
    "r": 21,
    "g": 61,
    "b": 133
  },
  "hsl": {
    "h": 218.571,
    "s": 72.727,
    "l": 30.196
  },
  "oklch": {
    "l": 0.37802,
    "c": 0.1292,
    "h": 261.1
  },
  "luminance": 0.0519
}

Semantic roles & 50–950 ramp

primary

#153D85

secondary

#B98D3C

accent

#AE38EF

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#070710

muted

#7A7A7F

Preview Lab

Preview with #153D85

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

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