#234E9F#234E9F

#234E9F is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.1% C 0.140 H 261.6°. Best body text is #FFFFFF at 7.89:1 contrast (WCAG AA passes).

Color values

HEX	#234E9F
RGB	rgb(35, 78, 159)
HSL	hsl(219, 64%, 38%)
HSV	hsv(219, 78%, 62%)
CMYK	cmyk(78%, 50.9%, 0%, 37.6%)
CIE-LAB	lab(34.62, 15.27, -48.27)
CIE-LCH	lch(34.62, 50.62, 287.55°)
OKLab	oklab(44.15% -0.0206 -0.1388)
OKLCH	oklch(44.15% 0.14 261.6)
XYZ	xyz(9.6733, 8.3082, 33.8880)
Luminance	0.0831 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234E9F #9F7423

analogous

#238C9F #234E9F #36239F

triadic

#234E9F #9F234E #4E9F23

tetradic

#234E9F #9F238C #9F7423 #239F36

square

#234E9F #9F238C #9F7423 #239F36

split-complementary

#234E9F #9F3623 #8C9F23

monochromatic

#0D1D3B #18356D #234E9F #2E67D1 #608BDC

Accessibility & contrast

On white

7.89

#234E9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#234E9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234E9F

7.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234E9F	#FFFFFF	#000000	##FFFFFF
##234E9F	1.00	7.89	2.66	7.89
#FFFFFF	7.89	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C57A2

Deuteranopia (green-blind)

#004C9D

Tritanopia (blue-blind)

#00616F

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #234e9f;
/* rgb */ color: rgb(35, 78, 159);
/* oklch */ color: oklch(44.1% 0.140 261.6);

Tailwind

colors: {
  custom: {
    50: '#717fbc',
    500: '#234e9f',
    950: '#000000',
  },
}

SCSS

$custom: #234e9f;
$custom-light: #717fbc;
$custom-dark: #000000;

JSON

{
  "hex": "#234e9f",
  "rgb": {
    "r": 35,
    "g": 78,
    "b": 159
  },
  "hsl": {
    "h": 219.194,
    "s": 63.918,
    "l": 38.039
  },
  "oklch": {
    "l": 0.44147,
    "c": 0.14035,
    "h": 261.6
  },
  "luminance": 0.08309
}

Semantic roles & 50–950 ramp

primary

#234E9F

secondary

#C19E5D

accent

#AD41E7

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A12

muted

#7B7C81

Preview Lab

Preview with #234E9F

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

Preview Lab → · Contrast checker → · Palette generator →