#234EAB#234EAB

#234EAB is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.1% C 0.157 H 263.0°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#234EAB
RGB	rgb(35, 78, 171)
HSL	hsl(221, 66%, 40%)
HSV	hsv(221, 80%, 67%)
CMYK	cmyk(79.5%, 54.4%, 0%, 32.9%)
CIE-LAB	lab(35.49, 19.98, -54.04)
CIE-LCH	lch(35.49, 57.61, 290.30°)
OKLab	oklab(45.09% -0.0192 -0.1558)
OKLCH	oklch(45.09% 0.157 263)
XYZ	xyz(10.7656, 8.7451, 39.6408)
Luminance	0.0875 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234EAB #AB8023

analogous

#2392AB #234EAB #3C23AB

triadic

#234EAB #AB234E #4EAB23

tetradic

#234EAB #AB2392 #AB8023 #23AB3C

square

#234EAB #AB2392 #AB8023 #23AB3C

split-complementary

#234EAB #AB3C23 #92AB23

monochromatic

#0E2045 #193778 #234EAB #3568D6 #688EE0

Accessibility & contrast

On white

7.64

#234EAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#234EAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234EAB

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234EAB	#FFFFFF	#000000	##FFFFFF
##234EAB	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AAE

Deuteranopia (green-blind)

#004EA9

Tritanopia (blue-blind)

#006575

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #234eab;
/* rgb */ color: rgb(35, 78, 171);
/* oklch */ color: oklch(45.1% 0.157 263.0);

Tailwind

colors: {
  custom: {
    50: '#747fc5',
    500: '#234eab',
    950: '#000000',
  },
}

SCSS

$custom: #234eab;
$custom-light: #747fc5;
$custom-dark: #000000;

JSON

{
  "hex": "#234eab",
  "rgb": {
    "r": 35,
    "g": 78,
    "b": 171
  },
  "hsl": {
    "h": 221.029,
    "s": 66.019,
    "l": 40.392
  },
  "oklch": {
    "l": 0.45088,
    "c": 0.15699,
    "h": 263
  },
  "luminance": 0.08746
}

Semantic roles & 50–950 ramp

primary

#234EAB

secondary

#C6A764

accent

#B33FE9

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #234EAB

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

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