#34279D#34279D

#34279D is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.7% C 0.180 H 278.3°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#34279D
RGB	rgb(52, 39, 157)
HSL	hsl(247, 60%, 38%)
HSV	hsv(247, 75%, 62%)
CMYK	cmyk(66.9%, 75.2%, 0%, 38.4%)
CIE-LAB	lab(25.61, 41.82, -61.72)
CIE-LCH	lch(25.61, 74.55, 304.12°)
OKLab	oklab(37.69% 0.0259 -0.1782)
OKLCH	oklch(37.69% 0.18 278.3)
XYZ	xyz(8.2255, 4.6147, 32.3490)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#34279D #909D27

analogous

#27559D #34279D #6F279D

triadic

#34279D #9D3427 #279D34

tetradic

#34279D #9D2755 #909D27 #279D6F

square

#34279D #9D2755 #909D27 #279D6F

split-complementary

#34279D #9D6F27 #559D27

monochromatic

#140F3B #241B6C #34279D #4535CD #7266D9

Accessibility & contrast

On white

10.92

#34279D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#34279D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #34279D

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##34279D	#FFFFFF	#000000	##FFFFFF
##34279D	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A0

Deuteranopia (green-blind)

#00389B

Tritanopia (blue-blind)

#004960

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #34279d;
/* rgb */ color: rgb(52, 39, 157);
/* oklch */ color: oklch(37.7% 0.180 278.3);

Tailwind

colors: {
  custom: {
    50: '#7a63bb',
    500: '#34279d',
    950: '#000000',
  },
}

SCSS

$custom: #34279d;
$custom-light: #7a63bb;
$custom-dark: #000000;

JSON

{
  "hex": "#34279d",
  "rgb": {
    "r": 52,
    "g": 39,
    "b": 157
  },
  "hsl": {
    "h": 246.61,
    "s": 60.204,
    "l": 38.431
  },
  "oklch": {
    "l": 0.37687,
    "c": 0.1801,
    "h": 278.3
  },
  "luminance": 0.04615
}

Semantic roles & 50–950 ramp

primary

#34279D

secondary

#B4BF61

accent

#E344D2

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0512

muted

#7C7A81

Preview Lab

Preview with #34279D

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

Preview Lab → · Contrast checker → · Palette generator →