#233A86#233A86

#233A86 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.8% C 0.131 H 267.1°. Best body text is #FFFFFF at 10.39:1 contrast (WCAG AA passes).

Color values

HEX	#233A86
RGB	rgb(35, 58, 134)
HSL	hsl(226, 59%, 33%)
HSV	hsv(226, 74%, 53%)
CMYK	cmyk(73.9%, 56.7%, 0%, 47.5%)
CIE-LAB	lab(27.03, 19.08, -45.25)
CIE-LCH	lch(27.03, 49.11, 292.86°)
OKLab	oklab(37.8% -0.0065 -0.1303)
OKLCH	oklch(37.8% 0.131 267.1)
XYZ	xyz(6.5078, 5.1040, 23.1918)
Luminance	0.0510 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233A86 #866F23

analogous

#236B86 #233A86 #3E2386

triadic

#233A86 #86233A #3A8623

tetradic

#233A86 #86236B #866F23 #23863E

square

#233A86 #86236B #866F23 #23863E

split-complementary

#233A86 #863E23 #6B8623

monochromatic

#0A1025 #162555 #233A86 #304FB7 #526FD2

Accessibility & contrast

On white

10.39

#233A86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#233A86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233A86

10.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233A86	#FFFFFF	#000000	##FFFFFF
##233A86	1.00	10.39	2.02	10.39
#FFFFFF	10.39	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004589

Deuteranopia (green-blind)

#003C84

Tritanopia (blue-blind)

#004D5A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #233a86;
/* rgb */ color: rgb(35, 58, 134);
/* oklch */ color: oklch(37.8% 0.131 267.1);

Tailwind

colors: {
  custom: {
    50: '#6c6faa',
    500: '#233a86',
    950: '#000000',
  },
}

SCSS

$custom: #233a86;
$custom-light: #6c6faa;
$custom-dark: #000000;

JSON

{
  "hex": "#233a86",
  "rgb": {
    "r": 35,
    "g": 58,
    "b": 134
  },
  "hsl": {
    "h": 226.061,
    "s": 58.58,
    "l": 33.137
  },
  "oklch": {
    "l": 0.378,
    "c": 0.1305,
    "h": 267.1
  },
  "luminance": 0.05105
}

Semantic roles & 50–950 ramp

primary

#233A86

secondary

#B59E4F

accent

#BE46E2

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #233A86

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

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