#233E85#233E85

#233E85 is a dark, vivid blue. Relative luminance 0.055; OKLCH L 38.6% C 0.124 H 265.3°. Best body text is #FFFFFF at 10.00:1 contrast (WCAG AA passes).

Color values

HEX	#233E85
RGB	rgb(35, 62, 133)
HSL	hsl(223, 58%, 33%)
HSV	hsv(223, 74%, 52%)
CMYK	cmyk(73.7%, 53.4%, 0%, 47.8%)
CIE-LAB	lab(28.10, 15.92, -42.89)
CIE-LCH	lch(28.10, 45.75, 290.36°)
OKLab	oklab(38.59% -0.0101 -0.1233)
OKLCH	oklch(38.59% 0.124 265.3)
XYZ	xyz(6.6479, 5.4953, 22.8961)
Luminance	0.0550 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233E85 #856A23

analogous

#236F85 #233E85 #392385

triadic

#233E85 #85233E #3E8523

tetradic

#233E85 #85236F #856A23 #238539

square

#233E85 #85236F #856A23 #238539

split-complementary

#233E85 #853923 #6F8523

monochromatic

#091124 #162755 #233E85 #3055B5 #5174D1

Accessibility & contrast

On white

10.00

#233E85 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#233E85 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233E85

10.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233E85	#FFFFFF	#000000	##FFFFFF
##233E85	1.00	10.00	2.10	10.00
#FFFFFF	10.00	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	10.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#104788

Deuteranopia (green-blind)

#003E84

Tritanopia (blue-blind)

#004F5B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #233e85;
/* rgb */ color: rgb(35, 62, 133);
/* oklch */ color: oklch(38.6% 0.124 265.3);

Tailwind

colors: {
  custom: {
    50: '#6c72a9',
    500: '#233e85',
    950: '#000000',
  },
}

SCSS

$custom: #233e85;
$custom-light: #6c72a9;
$custom-dark: #000000;

JSON

{
  "hex": "#233e85",
  "rgb": {
    "r": 35,
    "g": 62,
    "b": 133
  },
  "hsl": {
    "h": 223.469,
    "s": 58.333,
    "l": 32.941
  },
  "oklch": {
    "l": 0.38587,
    "c": 0.12374,
    "h": 265.3
  },
  "luminance": 0.05496
}

Semantic roles & 50–950 ramp

primary

#233E85

secondary

#B5994F

accent

#B746E2

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080810

muted

#7A7B7F

Preview Lab

Preview with #233E85

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

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