#234C90#234C90

#234C90 is a dark, vivid blue. Relative luminance 0.075; OKLCH L 42.6% C 0.122 H 260.0°. Best body text is #FFFFFF at 8.37:1 contrast (WCAG AA passes).

Color values

HEX	#234C90
RGB	rgb(35, 76, 144)
HSL	hsl(217, 61%, 35%)
HSV	hsv(217, 76%, 56%)
CMYK	cmyk(75.7%, 47.2%, 0%, 43.5%)
CIE-LAB	lab(33.00, 10.69, -41.78)
CIE-LCH	lch(33.00, 43.12, 284.36°)
OKLab	oklab(42.58% -0.0212 -0.1198)
OKLCH	oklch(42.58% 0.122 260)
XYZ	xyz(8.3098, 7.5389, 27.3974)
Luminance	0.0754 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#234C90 #906723

analogous

#238390 #234C90 #302390

triadic

#234C90 #90234C #4C9023

tetradic

#234C90 #902383 #906723 #239030

square

#234C90 #902383 #906723 #239030

split-complementary

#234C90 #903023 #839023

monochromatic

#0B182E #17325F #234C90 #2F66C1 #5787D6

Accessibility & contrast

On white

8.37

#234C90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#234C90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #234C90

8.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##234C90	#FFFFFF	#000000	##FFFFFF
##234C90	1.00	8.37	2.51	8.37
#FFFFFF	8.37	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#285393

Deuteranopia (green-blind)

#0F498F

Tritanopia (blue-blind)

#005C67

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #234c90;
/* rgb */ color: rgb(35, 76, 144);
/* oklch */ color: oklch(42.6% 0.122 260.0);

Tailwind

colors: {
  custom: {
    50: '#6e7db1',
    500: '#234c90',
    950: '#000000',
  },
}

SCSS

$custom: #234c90;
$custom-light: #6e7db1;
$custom-dark: #000000;

JSON

{
  "hex": "#234c90",
  "rgb": {
    "r": 35,
    "g": 76,
    "b": 144
  },
  "hsl": {
    "h": 217.431,
    "s": 60.894,
    "l": 35.098
  },
  "oklch": {
    "l": 0.42581,
    "c": 0.12164,
    "h": 260
  },
  "luminance": 0.0754
}

Semantic roles & 50–950 ramp

primary

#234C90

secondary

#BA9454

accent

#A844E4

background

#F7F7FA

surface

#EDEEF5

border

#C8C9CF

text

#080911

muted

#7B7B80

Preview Lab

Preview with #234C90

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

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