#283876#283876

#283876 is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.4% C 0.108 H 269.5°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#283876
RGB	rgb(40, 56, 118)
HSL	hsl(228, 49%, 31%)
HSV	hsv(228, 66%, 46%)
CMYK	cmyk(66.1%, 52.5%, 0%, 53.7%)
CIE-LAB	lab(25.52, 15.09, -37.62)
CIE-LCH	lch(25.52, 40.53, 291.86°)
OKLab	oklab(36.35% -0.0009 -0.1078)
OKLCH	oklch(36.35% 0.108 269.5)
XYZ	xyz(5.5582, 4.5870, 17.7285)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#283876 #766628

analogous

#285F76 #283876 #3F2876

triadic

#283876 #762838 #387628

tetradic

#283876 #76285F #766628 #28763F

square

#283876 #76285F #766628 #28763F

split-complementary

#283876 #763F28 #5F7628

monochromatic

#090D1B #192248 #283876 #374EA4 #546BC5

Accessibility & contrast

On white

10.95

#283876 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#283876 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #283876

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##283876	#FFFFFF	#000000	##FFFFFF
##283876	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#154078

Deuteranopia (green-blind)

#023975

Tritanopia (blue-blind)

#004651

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #283876;
/* rgb */ color: rgb(40, 56, 118);
/* oklch */ color: oklch(36.4% 0.108 269.5);

Tailwind

colors: {
  custom: {
    50: '#6b6e9e',
    500: '#283876',
    950: '#000000',
  },
}

SCSS

$custom: #283876;
$custom-light: #6b6e9e;
$custom-dark: #000000;

JSON

{
  "hex": "#283876",
  "rgb": {
    "r": 40,
    "g": 56,
    "b": 118
  },
  "hsl": {
    "h": 227.692,
    "s": 49.367,
    "l": 30.98
  },
  "oklch": {
    "l": 0.36355,
    "c": 0.10779,
    "h": 269.5
  },
  "luminance": 0.04587
}

Semantic roles & 50–950 ramp

primary

#283876

secondary

#A89652

accent

#BD4FD9

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #283876

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

Preview Lab → · Contrast checker → · Palette generator →