#233D86#233D86

#233D86 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.4% C 0.127 H 265.9°. Best body text is #FFFFFF at 10.08:1 contrast (WCAG AA passes).

Color values

HEX	#233D86
RGB	rgb(35, 61, 134)
HSL	hsl(224, 59%, 33%)
HSV	hsv(224, 74%, 53%)
CMYK	cmyk(73.9%, 54.5%, 0%, 47.5%)
CIE-LAB	lab(27.89, 17.00, -43.86)
CIE-LCH	lch(27.89, 47.04, 291.19°)
OKLab	oklab(38.45% -0.0091 -0.1262)
OKLCH	oklch(38.45% 0.127 265.9)
XYZ	xyz(6.6634, 5.4153, 23.2437)
Luminance	0.0542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233D86 #866C23

analogous

#236E86 #233D86 #3A2386

triadic

#233D86 #86233D #3D8623

tetradic

#233D86 #86236E #866C23 #23863A

square

#233D86 #86236E #866C23 #23863A

split-complementary

#233D86 #863A23 #6E8623

monochromatic

#0A1125 #162755 #233D86 #3053B7 #5273D2

Accessibility & contrast

On white

10.08

#233D86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#233D86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233D86

10.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233D86	#FFFFFF	#000000	##FFFFFF
##233D86	1.00	10.08	2.08	10.08
#FFFFFF	10.08	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#094789

Deuteranopia (green-blind)

#003D85

Tritanopia (blue-blind)

#004F5B

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #233d86;
/* rgb */ color: rgb(35, 61, 134);
/* oklch */ color: oklch(38.4% 0.127 265.9);

Tailwind

colors: {
  custom: {
    50: '#6c72aa',
    500: '#233d86',
    950: '#000000',
  },
}

SCSS

$custom: #233d86;
$custom-light: #6c72aa;
$custom-dark: #000000;

JSON

{
  "hex": "#233d86",
  "rgb": {
    "r": 35,
    "g": 61,
    "b": 134
  },
  "hsl": {
    "h": 224.242,
    "s": 58.58,
    "l": 33.137
  },
  "oklch": {
    "l": 0.38448,
    "c": 0.12653,
    "h": 265.9
  },
  "luminance": 0.05416
}

Semantic roles & 50–950 ramp

primary

#233D86

secondary

#B59B4F

accent

#B946E2

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #233D86

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

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