#233C69#233C69

#233C69 is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.0% C 0.084 H 261.3°. Best body text is #FFFFFF at 10.93:1 contrast (WCAG AA passes).

Color values

HEX	#233C69
RGB	rgb(35, 60, 105)
HSL	hsl(219, 50%, 27%)
HSV	hsv(219, 67%, 41%)
CMYK	cmyk(66.7%, 42.9%, 0%, 58.8%)
CIE-LAB	lab(25.59, 6.29, -29.23)
CIE-LCH	lch(25.59, 29.90, 282.15°)
OKLab	oklab(36.05% -0.0128 -0.0832)
OKLCH	oklch(36.05% 0.084 261.3)
XYZ	xyz(4.8579, 4.6085, 13.9954)
Luminance	0.0461 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233C69 #695023

analogous

#235F69 #233C69 #2D2369

triadic

#233C69 #69233C #3C6923

tetradic

#233C69 #69235F #695023 #23692D

square

#233C69 #69235F #695023 #23692D

split-complementary

#233C69 #692D23 #5F6923

monochromatic

#080D17 #14223B #233C69 #325697 #4572C1

Accessibility & contrast

On white

10.93

#233C69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#233C69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233C69

10.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233C69	#FFFFFF	#000000	##FFFFFF
##233C69	1.00	10.93	1.92	10.93
#FFFFFF	10.93	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28406B

Deuteranopia (green-blind)

#1E3A68

Tritanopia (blue-blind)

#00464D

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #233c69;
/* rgb */ color: rgb(35, 60, 105);
/* oklch */ color: oklch(36.0% 0.084 261.3);

Tailwind

colors: {
  custom: {
    50: '#667194',
    500: '#233c69',
    950: '#000000',
  },
}

SCSS

$custom: #233c69;
$custom-light: #667194;
$custom-dark: #000000;

JSON

{
  "hex": "#233c69",
  "rgb": {
    "r": 35,
    "g": 60,
    "b": 105
  },
  "hsl": {
    "h": 218.571,
    "s": 50,
    "l": 27.451
  },
  "oklch": {
    "l": 0.36049,
    "c": 0.08417,
    "h": 261.3
  },
  "luminance": 0.04609
}

Semantic roles & 50–950 ramp

primary

#233C69

secondary

#9C7F4B

accent

#A84EDA

background

#F6F6F9

surface

#EBECF1

border

#C6C7CB

text

#06070D

muted

#7A7A7E

Preview Lab

Preview with #233C69

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

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