#2339B1#2339B1

#2339B1 is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.6% C 0.190 H 268.1°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX	#2339B1
RGB	rgb(35, 57, 177)
HSL	hsl(231, 67%, 42%)
HSV	hsv(231, 80%, 69%)
CMYK	cmyk(80.2%, 67.8%, 0%, 30.6%)
CIE-LAB	lab(30.54, 36.15, -65.70)
CIE-LCH	lch(30.54, 74.99, 298.82°)
OKLab	oklab(41.56% -0.0063 -0.1903)
OKLCH	oklch(41.56% 0.19 268.1)
XYZ	xyz(10.0893, 6.4567, 42.3010)
Luminance	0.0646 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2339B1 #B19B23

analogous

#2380B1 #2339B1 #5423B1

triadic

#2339B1 #B12339 #39B123

tetradic

#2339B1 #B12380 #B19B23 #23B154

square

#2339B1 #B12380 #B19B23 #23B154

split-complementary

#2339B1 #B15423 #80B123

monochromatic

#0F184B #19297E #2339B1 #3952D8 #6C7FE2

Accessibility & contrast

On white

9.16

#2339B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#2339B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2339B1

9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2339B1	#FFFFFF	#000000	##FFFFFF
##2339B1	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FB5

Deuteranopia (green-blind)

#0041AF

Tritanopia (blue-blind)

#005A70

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #2339b1;
/* rgb */ color: rgb(35, 57, 177);
/* oklch */ color: oklch(41.6% 0.190 268.1);

Tailwind

colors: {
  custom: {
    50: '#776fc9',
    500: '#2339b1',
    950: '#000000',
  },
}

SCSS

$custom: #2339b1;
$custom-light: #776fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#2339b1",
  "rgb": {
    "r": 35,
    "g": 57,
    "b": 177
  },
  "hsl": {
    "h": 230.704,
    "s": 66.981,
    "l": 41.569
  },
  "oklch": {
    "l": 0.4156,
    "c": 0.19037,
    "h": 268.1
  },
  "luminance": 0.06458
}

Semantic roles & 50–950 ramp

primary

#2339B1

secondary

#C8B968

accent

#CF3EEA

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2339B1

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

Preview Lab → · Contrast checker → · Palette generator →