#234DAA#234DAA

#234DAA is a dark, vivid blue. Relative luminance 0.086; OKLCH L 44.8% C 0.157 H 263.2°. Best body text is #FFFFFF at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#234DAA
RGB	rgb(35, 77, 170)
HSL	hsl(221, 66%, 40%)
HSV	hsv(221, 79%, 67%)
CMYK	cmyk(79.4%, 54.7%, 0%, 33.3%)
CIE-LAB	lab(35.14, 20.26, -54.01)
CIE-LCH	lch(35.14, 57.69, 290.56°)
OKLab	oklab(44.8% -0.0186 -0.1558)
OKLCH	oklch(44.8% 0.157 263.2)
XYZ	xyz(10.6001, 8.5661, 39.1172)
Luminance	0.0857 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234DAA #AA8023

analogous

#2391AA #234DAA #3C23AA

triadic

#234DAA #AA234D #4DAA23

tetradic

#234DAA #AA2391 #AA8023 #23AA3C

square

#234DAA #AA2391 #AA8023 #23AA3C

split-complementary

#234DAA #AA3C23 #91AA23

monochromatic

#0E1F44 #193677 #234DAA #3567D5 #688DE0

Accessibility & contrast

On white

7.74

#234DAA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#234DAA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234DAA

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234DAA	#FFFFFF	#000000	##FFFFFF
##234DAA	1.00	7.74	2.71	7.74
#FFFFFF	7.74	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059AD

Deuteranopia (green-blind)

#004DA8

Tritanopia (blue-blind)

#006474

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #234daa;
/* rgb */ color: rgb(35, 77, 170);
/* oklch */ color: oklch(44.8% 0.157 263.2);

Tailwind

colors: {
  custom: {
    50: '#747ec4',
    500: '#234daa',
    950: '#000000',
  },
}

SCSS

$custom: #234daa;
$custom-light: #747ec4;
$custom-dark: #000000;

JSON

{
  "hex": "#234daa",
  "rgb": {
    "r": 35,
    "g": 77,
    "b": 170
  },
  "hsl": {
    "h": 221.333,
    "s": 65.854,
    "l": 40.196
  },
  "oklch": {
    "l": 0.44796,
    "c": 0.15687,
    "h": 263.2
  },
  "luminance": 0.08567
}

Semantic roles & 50–950 ramp

primary

#234DAA

secondary

#C6A763

accent

#B43FE9

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #234DAA

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

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