#39307D#39307D

#39307D is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.6% C 0.126 H 283.6°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#39307D
RGB	rgb(57, 48, 125)
HSL	hsl(247, 45%, 34%)
HSV	hsv(247, 62%, 49%)
CMYK	cmyk(54.4%, 61.6%, 0%, 51%)
CIE-LAB	lab(25.15, 26.52, -42.59)
CIE-LCH	lch(25.15, 50.17, 301.91°)
OKLab	oklab(36.57% 0.0295 -0.122)
OKLCH	oklch(36.57% 0.126 283.6)
XYZ	xyz(6.4448, 4.4641, 19.9201)
Luminance	0.0446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39307D #747D30

analogous

#304E7D #39307D #60307D

triadic

#39307D #7D3930 #307D39

tetradic

#39307D #7D304E #747D30 #307D60

square

#39307D #7D304E #747D30 #307D60

split-complementary

#39307D #7D6030 #4E7D30

monochromatic

#110E25 #251F51 #39307D #4D41A9 #6F64C3

Accessibility & contrast

On white

11.09

#39307D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#39307D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39307D

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39307D	#FFFFFF	#000000	##FFFFFF
##39307D	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E80

Deuteranopia (green-blind)

#00397B

Tritanopia (blue-blind)

#1D4251

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #39307d;
/* rgb */ color: rgb(57, 48, 125);
/* oklch */ color: oklch(36.6% 0.126 283.6);

Tailwind

colors: {
  custom: {
    50: '#7668a3',
    500: '#39307d',
    950: '#000000',
  },
}

SCSS

$custom: #39307d;
$custom-light: #7668a3;
$custom-dark: #000000;

JSON

{
  "hex": "#39307d",
  "rgb": {
    "r": 57,
    "g": 48,
    "b": 125
  },
  "hsl": {
    "h": 247.013,
    "s": 44.509,
    "l": 33.922
  },
  "oklch": {
    "l": 0.36571,
    "c": 0.12552,
    "h": 283.6
  },
  "luminance": 0.04464
}

Semantic roles & 50–950 ramp

primary

#39307D

secondary

#A2AB5E

accent

#D454C5

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#09060F

muted

#7B7A7F

Preview Lab

Preview with #39307D

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

Preview Lab → · Contrast checker → · Palette generator →