#28277F#28277F

#28277F is a dark, vivid blue. Relative luminance 0.034; OKLCH L 33.8% C 0.144 H 276.0°. Best body text is #FFFFFF at 12.45:1 contrast (WCAG AA passes).

Color values

HEX	#28277F
RGB	rgb(40, 39, 127)
HSL	hsl(241, 53%, 33%)
HSV	hsv(241, 69%, 50%)
CMYK	cmyk(68.5%, 69.3%, 0%, 50.2%)
CIE-LAB	lab(21.70, 30.05, -49.53)
CIE-LCH	lch(21.70, 57.94, 301.25°)
OKLab	oklab(33.76% 0.0149 -0.143)
OKLCH	oklch(33.76% 0.144 276)
XYZ	xyz(5.4301, 3.4340, 20.4512)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28277F #7E7F27

analogous

#27527F #28277F #54277F

triadic

#28277F #7F2827 #277F28

tetradic

#28277F #7F2752 #7E7F27 #277F54

square

#28277F #7F2752 #7E7F27 #277F54

split-complementary

#28277F #7F5427 #527F27

monochromatic

#0B0A21 #191950 #28277F #3735AE #5755CB

Accessibility & contrast

On white

12.45

#28277F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#28277F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28277F

12.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28277F	#FFFFFF	#000000	##FFFFFF
##28277F	1.00	12.45	1.69	12.45
#FFFFFF	12.45	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003882

Deuteranopia (green-blind)

#00307D

Tritanopia (blue-blind)

#003E4F

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #28277f;
/* rgb */ color: rgb(40, 39, 127);
/* oklch */ color: oklch(33.8% 0.144 276.0);

Tailwind

colors: {
  custom: {
    50: '#6e61a5',
    500: '#28277f',
    950: '#000000',
  },
}

SCSS

$custom: #28277f;
$custom-light: #6e61a5;
$custom-dark: #000000;

JSON

{
  "hex": "#28277f",
  "rgb": {
    "r": 40,
    "g": 39,
    "b": 127
  },
  "hsl": {
    "h": 240.682,
    "s": 53.012,
    "l": 32.549
  },
  "oklch": {
    "l": 0.33755,
    "c": 0.14373,
    "h": 276
  },
  "luminance": 0.03434
}

Semantic roles & 50–950 ramp

primary

#28277F

secondary

#AFB052

accent

#DC4BDB

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#08050F

muted

#7B797F

Preview Lab

Preview with #28277F

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

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