#281E7A#281E7A

#281E7A is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.8% C 0.148 H 278.8°. Best body text is #FFFFFF at 13.49:1 contrast (WCAG AA passes).

Color values

HEX	#281E7A
RGB	rgb(40, 30, 122)
HSL	hsl(247, 61%, 30%)
HSV	hsv(247, 75%, 48%)
CMYK	cmyk(67.2%, 75.4%, 0%, 52.2%)
CIE-LAB	lab(19.16, 33.92, -50.53)
CIE-LCH	lch(19.16, 60.86, 303.87°)
OKLab	oklab(31.78% 0.0225 -0.1459)
OKLCH	oklch(31.78% 0.148 278.8)
XYZ	xyz(4.8511, 2.7844, 18.6904)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281E7A #707A1E

analogous

#1E427A #281E7A #561E7A

triadic

#281E7A #7A281E #1E7A28

tetradic

#281E7A #7A1E42 #707A1E #1E7A56

square

#281E7A #7A1E42 #707A1E #1E7A56

split-complementary

#281E7A #7A561E #427A1E

monochromatic

#080619 #181249 #281E7A #382AAB #5142D0

Accessibility & contrast

On white

13.49

#281E7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#281E7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281E7A

13.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281E7A	#FFFFFF	#000000	##FFFFFF
##281E7A	1.00	13.49	1.56	13.49
#FFFFFF	13.49	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327D

Deuteranopia (green-blind)

#002B78

Tritanopia (blue-blind)

#00384A

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #281e7a;
/* rgb */ color: rgb(40, 30, 122);
/* oklch */ color: oklch(31.8% 0.148 278.8);

Tailwind

colors: {
  custom: {
    50: '#6e5ba1',
    500: '#281e7a',
    950: '#000000',
  },
}

SCSS

$custom: #281e7a;
$custom-light: #6e5ba1;
$custom-dark: #000000;

JSON

{
  "hex": "#281e7a",
  "rgb": {
    "r": 40,
    "g": 30,
    "b": 122
  },
  "hsl": {
    "h": 246.522,
    "s": 60.526,
    "l": 29.804
  },
  "oklch": {
    "l": 0.31776,
    "c": 0.14759,
    "h": 278.8
  },
  "luminance": 0.02785
}

Semantic roles & 50–950 ramp

primary

#281E7A

secondary

#A2AE46

accent

#E444D2

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#08040F

muted

#7B797F

Preview Lab

Preview with #281E7A

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

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