#39377D#39377D

#39377D is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.9% C 0.115 H 280.7°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#39377D
RGB	rgb(57, 55, 125)
HSL	hsl(242, 39%, 35%)
HSV	hsv(242, 56%, 49%)
CMYK	cmyk(54.4%, 56%, 0%, 51%)
CIE-LAB	lab(26.97, 21.89, -39.65)
CIE-LCH	lch(26.97, 45.29, 298.90°)
OKLab	oklab(37.92% 0.0213 -0.1133)
OKLCH	oklch(37.92% 0.115 280.7)
XYZ	xyz(6.7541, 5.0825, 20.0232)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39377D #7B7D37

analogous

#37587D #39377D #5C377D

triadic

#39377D #7D3937 #377D39

tetradic

#39377D #7D3758 #7B7D37 #377D5C

square

#39377D #7D3758 #7B7D37 #377D5C

split-complementary

#39377D #7D5C37 #587D37

monochromatic

#121228 #262452 #39377D #4C4AA7 #716FC0

Accessibility & contrast

On white

10.41

#39377D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#39377D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39377D

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39377D	#FFFFFF	#000000	##FFFFFF
##39377D	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E427F

Deuteranopia (green-blind)

#043D7C

Tritanopia (blue-blind)

#1C4754

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #39377d;
/* rgb */ color: rgb(57, 55, 125);
/* oklch */ color: oklch(37.9% 0.115 280.7);

Tailwind

colors: {
  custom: {
    50: '#756ea3',
    500: '#39377d',
    950: '#000000',
  },
}

SCSS

$custom: #39377d;
$custom-light: #756ea3;
$custom-dark: #000000;

JSON

{
  "hex": "#39377d",
  "rgb": {
    "r": 57,
    "g": 55,
    "b": 125
  },
  "hsl": {
    "h": 241.714,
    "s": 38.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.37919,
    "c": 0.11531,
    "h": 280.7
  },
  "luminance": 0.05083
}

Semantic roles & 50–950 ramp

primary

#39377D

secondary

#A6A867

accent

#CF59CB

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#09070F

muted

#7B7A7F

Preview Lab

Preview with #39377D

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

Preview Lab → · Contrast checker → · Palette generator →