#23278D#23278D

#23278D is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.9% C 0.164 H 272.4°. Best body text is #FFFFFF at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#23278D
RGB	rgb(35, 39, 141)
HSL	hsl(238, 60%, 35%)
HSV	hsv(238, 75%, 55%)
CMYK	cmyk(75.2%, 72.3%, 0%, 44.7%)
CIE-LAB	lab(22.76, 34.47, -56.59)
CIE-LCH	lch(22.76, 66.26, 301.35°)
OKLab	oklab(34.85% 0.0068 -0.1637)
OKLCH	oklch(34.85% 0.164 272.4)
XYZ	xyz(6.2248, 3.7308, 25.5862)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#23278D #8D8923

analogous

#235C8D #23278D #54238D

triadic

#23278D #8D2327 #278D23

tetradic

#23278D #8D235C #8D8923 #238D54

square

#23278D #8D235C #8D8923 #238D54

split-complementary

#23278D #8D5423 #5C8D23

monochromatic

#0B0C2B #17195C #23278D #2F35BE #555AD5

Accessibility & contrast

On white

12.03

#23278D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#23278D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #23278D

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##23278D	#FFFFFF	#000000	##FFFFFF
##23278D	1.00	12.03	1.75	12.03
#FFFFFF	12.03	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B90

Deuteranopia (green-blind)

#00318B

Tritanopia (blue-blind)

#004357

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #23278d;
/* rgb */ color: rgb(35, 39, 141);
/* oklch */ color: oklch(34.9% 0.164 272.4);

Tailwind

colors: {
  custom: {
    50: '#7062af',
    500: '#23278d',
    950: '#000000',
  },
}

SCSS

$custom: #23278d;
$custom-light: #7062af;
$custom-dark: #000000;

JSON

{
  "hex": "#23278d",
  "rgb": {
    "r": 35,
    "g": 39,
    "b": 141
  },
  "hsl": {
    "h": 237.736,
    "s": 60.227,
    "l": 34.51
  },
  "oklch": {
    "l": 0.34851,
    "c": 0.16386,
    "h": 272.4
  },
  "luminance": 0.03731
}

Semantic roles & 50–950 ramp

primary

#23278D

secondary

#B9B553

accent

#DD44E3

background

#F7F5FA

surface

#EDEAF5

border

#C8C6CF

text

#090511

muted

#7B7980

Preview Lab

Preview with #23278D

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

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