#281E87#281E87

#281E87 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 33.2% C 0.164 H 276.8°. Best body text is #FFFFFF at 12.92:1 contrast (WCAG AA passes).

Color values

HEX	#281E87
RGB	rgb(40, 30, 135)
HSL	hsl(246, 64%, 32%)
HSV	hsv(246, 78%, 53%)
CMYK	cmyk(70.4%, 77.8%, 0%, 47.1%)
CIE-LAB	lab(20.55, 38.29, -56.47)
CIE-LCH	lch(20.55, 68.23, 304.14°)
OKLab	oklab(33.18% 0.0195 -0.1632)
OKLCH	oklch(33.18% 0.164 276.8)
XYZ	xyz(5.7111, 3.1284, 23.2198)
Luminance	0.0313 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281E87 #7D871E

analogous

#1E4987 #281E87 #5C1E87

triadic

#281E87 #87281E #1E8728

tetradic

#281E87 #871E49 #7D871E #1E875C

square

#281E87 #871E49 #7D871E #1E875C

split-complementary

#281E87 #875C1E #49871E

monochromatic

#0A0823 #191355 #281E87 #3729B9 #5649D7

Accessibility & contrast

On white

12.92

#281E87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#281E87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281E87

12.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281E87	#FFFFFF	#000000	##FFFFFF
##281E87	1.00	12.92	1.63	12.92
#FFFFFF	12.92	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368A

Deuteranopia (green-blind)

#002D85

Tritanopia (blue-blind)

#003D51

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #281e87;
/* rgb */ color: rgb(40, 30, 135);
/* oklch */ color: oklch(33.2% 0.164 276.8);

Tailwind

colors: {
  custom: {
    50: '#715cab',
    500: '#281e87',
    950: '#000000',
  },
}

SCSS

$custom: #281e87;
$custom-light: #715cab;
$custom-dark: #000000;

JSON

{
  "hex": "#281e87",
  "rgb": {
    "r": 40,
    "g": 30,
    "b": 135
  },
  "hsl": {
    "h": 245.714,
    "s": 63.636,
    "l": 32.353
  },
  "oklch": {
    "l": 0.33178,
    "c": 0.16435,
    "h": 276.8
  },
  "luminance": 0.03129
}

Semantic roles & 50–950 ramp

primary

#281E87

secondary

#AEB948

accent

#E741D7

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #281E87

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

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