#281989#281989

#281989 is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.8% C 0.172 H 277.2°. Best body text is #FFFFFF at 13.20:1 contrast (WCAG AA passes).

Color values

HEX	#281989
RGB	rgb(40, 25, 137)
HSL	hsl(248, 69%, 32%)
HSV	hsv(248, 82%, 54%)
CMYK	cmyk(70.8%, 81.8%, 0%, 46.3%)
CIE-LAB	lab(19.85, 41.60, -58.88)
CIE-LCH	lch(19.85, 72.10, 305.24°)
OKLab	oklab(32.76% 0.0216 -0.1701)
OKLCH	oklch(32.76% 0.172 277.2)
XYZ	xyz(5.7366, 2.9520, 23.9295)
Luminance	0.0295 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281989 #7A8919

analogous

#194289 #281989 #601989

triadic

#281989 #892819 #198928

tetradic

#281989 #891942 #7A8919 #198960

square

#281989 #891942 #7A8919 #198960

split-complementary

#281989 #896019 #428919

monochromatic

#0A0621 #191055 #281989 #3722BD #5540DC

Accessibility & contrast

On white

13.20

#281989 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#281989 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281989

13.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281989	#FFFFFF	#000000	##FFFFFF
##281989	1.00	13.20	1.59	13.20
#FFFFFF	13.20	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00348C

Deuteranopia (green-blind)

#002B87

Tritanopia (blue-blind)

#003B51

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #281989;
/* rgb */ color: rgb(40, 25, 137);
/* oklch */ color: oklch(32.8% 0.172 277.2);

Tailwind

colors: {
  custom: {
    50: '#7259ad',
    500: '#281989',
    950: '#000000',
  },
}

SCSS

$custom: #281989;
$custom-light: #7259ad;
$custom-dark: #000000;

JSON

{
  "hex": "#281989",
  "rgb": {
    "r": 40,
    "g": 25,
    "b": 137
  },
  "hsl": {
    "h": 248.036,
    "s": 69.136,
    "l": 31.765
  },
  "oklch": {
    "l": 0.32755,
    "c": 0.17151,
    "h": 277.2
  },
  "luminance": 0.02953
}

Semantic roles & 50–950 ramp

primary

#281989

secondary

#ACBC41

accent

#EC3CD4

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #281989

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

Preview Lab → · Contrast checker → · Palette generator →