#233F97#233F97

#233F97 is a dark, vivid blue. Relative luminance 0.061; OKLCH L 40.3% C 0.148 H 266.3°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#233F97
RGB	rgb(35, 63, 151)
HSL	hsl(226, 62%, 36%)
HSV	hsv(226, 77%, 59%)
CMYK	cmyk(76.8%, 58.3%, 0%, 40.8%)
CIE-LAB	lab(29.78, 22.30, -51.26)
CIE-LCH	lch(29.78, 55.91, 293.51°)
OKLab	oklab(40.29% -0.0096 -0.1479)
OKLCH	oklch(40.29% 0.148 266.3)
XYZ	xyz(8.0546, 6.1458, 30.0339)
Luminance	0.0615 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#233F97 #977B23

analogous

#237997 #233F97 #412397

triadic

#233F97 #97233F #3F9723

tetradic

#233F97 #972379 #977B23 #239741

square

#233F97 #972379 #977B23 #239741

split-complementary

#233F97 #974123 #799723

monochromatic

#0C1634 #172A65 #233F97 #2F54C9 #5B7AD9

Accessibility & contrast

On white

9.42

#233F97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#233F97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #233F97

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##233F97	#FFFFFF	#000000	##FFFFFF
##233F97	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9A

Deuteranopia (green-blind)

#004195

Tritanopia (blue-blind)

#005564

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #233f97;
/* rgb */ color: rgb(35, 63, 151);
/* oklch */ color: oklch(40.3% 0.148 266.3);

Tailwind

colors: {
  custom: {
    50: '#7073b6',
    500: '#233f97',
    950: '#000000',
  },
}

SCSS

$custom: #233f97;
$custom-light: #7073b6;
$custom-dark: #000000;

JSON

{
  "hex": "#233f97",
  "rgb": {
    "r": 35,
    "g": 63,
    "b": 151
  },
  "hsl": {
    "h": 225.517,
    "s": 62.366,
    "l": 36.471
  },
  "oklch": {
    "l": 0.40291,
    "c": 0.14824,
    "h": 266.3
  },
  "luminance": 0.06147
}

Semantic roles & 50–950 ramp

primary

#233F97

secondary

#BEA558

accent

#BE42E5

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #233F97

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

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