#233E91#233E91

#233E91 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.6% C 0.141 H 266.3°. Best body text is #FFFFFF at 9.68:1 contrast (WCAG AA passes).

Color values

HEX	#233E91
RGB	rgb(35, 62, 145)
HSL	hsl(225, 61%, 35%)
HSV	hsv(225, 76%, 57%)
CMYK	cmyk(75.9%, 57.2%, 0%, 43.1%)
CIE-LAB	lab(29.02, 20.64, -48.82)
CIE-LCH	lch(29.02, 53.01, 292.92°)
OKLab	oklab(39.57% -0.0091 -0.1408)
OKLCH	oklch(39.57% 0.141 266.3)
XYZ	xyz(7.5248, 5.8461, 27.5144)
Luminance	0.0585 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233E91 #917623

analogous

#237591 #233E91 #3F2391

triadic

#233E91 #91233E #3E9123

tetradic

#233E91 #912375 #917623 #23913F

square

#233E91 #912375 #917623 #23913F

split-complementary

#233E91 #913F23 #759123

monochromatic

#0B142E #172960 #233E91 #2F53C2 #5877D7

Accessibility & contrast

On white

9.68

#233E91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#233E91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233E91

9.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233E91	#FFFFFF	#000000	##FFFFFF
##233E91	1.00	9.68	2.17	9.68
#FFFFFF	9.68	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A94

Deuteranopia (green-blind)

#00408F

Tritanopia (blue-blind)

#005261

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #233e91;
/* rgb */ color: rgb(35, 62, 145);
/* oklch */ color: oklch(39.6% 0.141 266.3);

Tailwind

colors: {
  custom: {
    50: '#6f72b2',
    500: '#233e91',
    950: '#000000',
  },
}

SCSS

$custom: #233e91;
$custom-light: #6f72b2;
$custom-dark: #000000;

JSON

{
  "hex": "#233e91",
  "rgb": {
    "r": 35,
    "g": 62,
    "b": 145
  },
  "hsl": {
    "h": 225.273,
    "s": 61.111,
    "l": 35.294
  },
  "oklch": {
    "l": 0.39572,
    "c": 0.14106,
    "h": 266.3
  },
  "luminance": 0.05847
}

Semantic roles & 50–950 ramp

primary

#233E91

secondary

#BBA255

accent

#BD44E4

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #233E91

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

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