#233A69#233A69

#233A69 is a dark, moderate blue. Relative luminance 0.044; OKLCH L 35.6% C 0.087 H 263.1°. Best body text is #FFFFFF at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#233A69
RGB	rgb(35, 58, 105)
HSL	hsl(220, 50%, 27%)
HSV	hsv(220, 67%, 41%)
CMYK	cmyk(66.7%, 44.8%, 0%, 58.8%)
CIE-LAB	lab(24.96, 7.68, -30.23)
CIE-LCH	lch(24.96, 31.19, 284.26°)
OKLab	oklab(35.56% -0.0105 -0.0861)
OKLCH	oklch(35.56% 0.087 263.1)
XYZ	xyz(4.7551, 4.4029, 13.9611)
Luminance	0.0440 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233A69 #695223

analogous

#235D69 #233A69 #2F2369

triadic

#233A69 #69233A #3A6923

tetradic

#233A69 #69235D #695223 #23692F

square

#233A69 #69235D #695223 #23692F

split-complementary

#233A69 #692F23 #5D6923

monochromatic

#080D17 #14213B #233A69 #325397 #456EC1

Accessibility & contrast

On white

11.17

#233A69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#233A69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233A69

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233A69	#FFFFFF	#000000	##FFFFFF
##233A69	1.00	11.17	1.88	11.17
#FFFFFF	11.17	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#253F6B

Deuteranopia (green-blind)

#1A3868

Tritanopia (blue-blind)

#00454C

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #233a69;
/* rgb */ color: rgb(35, 58, 105);
/* oklch */ color: oklch(35.6% 0.087 263.1);

Tailwind

colors: {
  custom: {
    50: '#666f94',
    500: '#233a69',
    950: '#000000',
  },
}

SCSS

$custom: #233a69;
$custom-light: #666f94;
$custom-dark: #000000;

JSON

{
  "hex": "#233a69",
  "rgb": {
    "r": 35,
    "g": 58,
    "b": 105
  },
  "hsl": {
    "h": 220.286,
    "s": 50,
    "l": 27.451
  },
  "oklch": {
    "l": 0.35564,
    "c": 0.08679,
    "h": 263.1
  },
  "luminance": 0.04403
}

Semantic roles & 50–950 ramp

primary

#233A69

secondary

#9C824B

accent

#AC4EDA

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #233A69

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

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