#34387D#34387D

#34387D is a dark, moderate blue. Relative luminance 0.050; OKLCH L 37.7% C 0.115 H 276.9°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#34387D
RGB	rgb(52, 56, 125)
HSL	hsl(237, 41%, 35%)
HSV	hsv(237, 58%, 49%)
CMYK	cmyk(58.4%, 55.2%, 0%, 51%)
CIE-LAB	lab(26.84, 20.12, -39.87)
CIE-LCH	lch(26.84, 44.66, 296.77°)
OKLab	oklab(37.73% 0.0138 -0.1141)
OKLCH	oklch(37.73% 0.115 276.9)
XYZ	xyz(6.5308, 5.0386, 20.0265)
Luminance	0.0504 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#34387D #7D7934

analogous

#345D7D #34387D #54347D

triadic

#34387D #7D3438 #387D34

tetradic

#34387D #7D345D #7D7934 #347D54

square

#34387D #7D345D #7D7934 #347D54

split-complementary

#34387D #7D5434 #5D7D34

monochromatic

#101127 #222552 #34387D #464BA8 #6A6FC1

Accessibility & contrast

On white

10.46

#34387D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#34387D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #34387D

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##34387D	#FFFFFF	#000000	##FFFFFF
##34387D	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F437F

Deuteranopia (green-blind)

#003D7C

Tritanopia (blue-blind)

#0B4855

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #34387d;
/* rgb */ color: rgb(52, 56, 125);
/* oklch */ color: oklch(37.7% 0.115 276.9);

Tailwind

colors: {
  custom: {
    50: '#726ea3',
    500: '#34387d',
    950: '#000000',
  },
}

SCSS

$custom: #34387d;
$custom-light: #726ea3;
$custom-dark: #000000;

JSON

{
  "hex": "#34387d",
  "rgb": {
    "r": 52,
    "g": 56,
    "b": 125
  },
  "hsl": {
    "h": 236.712,
    "s": 41.243,
    "l": 34.706
  },
  "oklch": {
    "l": 0.37726,
    "c": 0.11493,
    "h": 276.9
  },
  "luminance": 0.05039
}

Semantic roles & 50–950 ramp

primary

#34387D

secondary

#A9A564

accent

#CA57D1

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #34387D

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

Preview Lab → · Contrast checker → · Palette generator →