#37438E#37438E

#37438E is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.5% C 0.124 H 273.0°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).

Color values

HEX	#37438E
RGB	rgb(55, 67, 142)
HSL	hsl(232, 44%, 39%)
HSV	hsv(232, 61%, 56%)
CMYK	cmyk(61.3%, 52.8%, 0%, 44.3%)
CIE-LAB	lab(31.30, 19.40, -43.24)
CIE-LCH	lch(31.30, 47.40, 294.17°)
OKLab	oklab(41.52% 0.0064 -0.1238)
OKLCH	oklch(41.52% 0.124 273)
XYZ	xyz(8.4636, 6.7789, 26.4484)
Luminance	0.0678 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37438E #8E8237

analogous

#376E8E #37438E #56378E

triadic

#37438E #8E3743 #438E37

tetradic

#37438E #8E376E #8E8237 #378E56

square

#37438E #8E376E #8E8237 #378E56

split-complementary

#37438E #8E5637 #6E8E37

monochromatic

#151936 #262E62 #37438E #4959B9 #7681CA

Accessibility & contrast

On white

8.91

#37438E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.36

#37438E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37438E

8.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37438E	#FFFFFF	#000000	##FFFFFF
##37438E	1.00	8.91	2.36	8.91
#FFFFFF	8.91	1.00	21.00	1.00
#000000	2.36	21.00	1.00	21.00
##FFFFFF	8.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#194E91

Deuteranopia (green-blind)

#02468C

Tritanopia (blue-blind)

#005462

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #37438e;
/* rgb */ color: rgb(55, 67, 142);
/* oklch */ color: oklch(41.5% 0.124 273.0);

Tailwind

colors: {
  custom: {
    50: '#7676b0',
    500: '#37438e',
    950: '#000000',
  },
}

SCSS

$custom: #37438e;
$custom-light: #7676b0;
$custom-dark: #000000;

JSON

{
  "hex": "#37438e",
  "rgb": {
    "r": 55,
    "g": 67,
    "b": 142
  },
  "hsl": {
    "h": 231.724,
    "s": 44.162,
    "l": 38.627
  },
  "oklch": {
    "l": 0.41515,
    "c": 0.12399,
    "h": 273
  },
  "luminance": 0.0678
}

Semantic roles & 50–950 ramp

primary

#37438E

secondary

#B3A96E

accent

#C254D4

background

#F7F7FA

surface

#EEEDF5

border

#C9C8CF

text

#090810

muted

#7B7B7F

Preview Lab

Preview with #37438E

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

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