#37357D#37357D

#37357D is a dark, moderate blue. Relative luminance 0.048; OKLCH L 37.4% C 0.119 H 280.2°. Best body text is #FFFFFF at 10.67:1 contrast (WCAG AA passes).

Color values

HEX	#37357D
RGB	rgb(55, 53, 125)
HSL	hsl(242, 40%, 35%)
HSV	hsv(242, 58%, 49%)
CMYK	cmyk(56%, 57.6%, 0%, 51%)
CIE-LAB	lab(26.27, 22.78, -40.78)
CIE-LCH	lch(26.27, 46.72, 299.19°)
OKLab	oklab(37.36% 0.0211 -0.1167)
OKLCH	oklch(37.36% 0.119 280.2)
XYZ	xyz(6.5492, 4.8387, 19.9869)
Luminance	0.0484 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37357D #7B7D35

analogous

#35577D #37357D #5B357D

triadic

#37357D #7D3735 #357D37

tetradic

#37357D #7D3557 #7B7D35 #357D5B

square

#37357D #7D3557 #7B7D35 #357D5B

split-complementary

#37357D #7D5B35 #577D35

monochromatic

#111127 #242352 #37357D #4A47A8 #6E6CC1

Accessibility & contrast

On white

10.67

#37357D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#37357D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37357D

10.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37357D	#FFFFFF	#000000	##FFFFFF
##37357D	1.00	10.67	1.97	10.67
#FFFFFF	10.67	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#04417F

Deuteranopia (green-blind)

#003B7B

Tritanopia (blue-blind)

#174653

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #37357d;
/* rgb */ color: rgb(55, 53, 125);
/* oklch */ color: oklch(37.4% 0.119 280.2);

Tailwind

colors: {
  custom: {
    50: '#746ca3',
    500: '#37357d',
    950: '#000000',
  },
}

SCSS

$custom: #37357d;
$custom-light: #746ca3;
$custom-dark: #000000;

JSON

{
  "hex": "#37357d",
  "rgb": {
    "r": 55,
    "g": 53,
    "b": 125
  },
  "hsl": {
    "h": 241.667,
    "s": 40.449,
    "l": 34.902
  },
  "oklch": {
    "l": 0.37357,
    "c": 0.11861,
    "h": 280.2
  },
  "luminance": 0.04839
}

Semantic roles & 50–950 ramp

primary

#37357D

secondary

#A7A965

accent

#D057CD

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#09070F

muted

#7B7A7F

Preview Lab

Preview with #37357D

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

Preview Lab → · Contrast checker → · Palette generator →