#281898#281898

#281898 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.4% C 0.190 H 275.3°. Best body text is #FFFFFF at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#281898
RGB	rgb(40, 24, 152)
HSL	hsl(248, 73%, 35%)
HSV	hsv(248, 84%, 60%)
CMYK	cmyk(73.7%, 84.2%, 0%, 40.4%)
CIE-LAB	lab(21.47, 46.74, -65.52)
CIE-LCH	lch(21.47, 80.48, 305.50°)
OKLab	oklab(34.39% 0.0175 -0.1894)
OKLCH	oklch(34.39% 0.19 275.3)
XYZ	xyz(6.8673, 3.3707, 29.9884)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#281898 #889818

analogous

#184898 #281898 #681898

triadic

#281898 #982818 #189828

tetradic

#281898 #981848 #889818 #189868

square

#281898 #981848 #889818 #189868

split-complementary

#281898 #986818 #489818

monochromatic

#0C072E #1A1063 #281898 #3620CD #5B48E2

Accessibility & contrast

On white

12.54

#281898 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#281898 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #281898

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##281898	#FFFFFF	#000000	##FFFFFF
##281898	1.00	12.54	1.67	12.54
#FFFFFF	12.54	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00399B

Deuteranopia (green-blind)

#002E96

Tritanopia (blue-blind)

#00415A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #281898;
/* rgb */ color: rgb(40, 24, 152);
/* oklch */ color: oklch(34.4% 0.190 275.3);

Tailwind

colors: {
  custom: {
    50: '#765ab8',
    500: '#281898',
    950: '#000000',
  },
}

SCSS

$custom: #281898;
$custom-light: #765ab8;
$custom-dark: #000000;

JSON

{
  "hex": "#281898",
  "rgb": {
    "r": 40,
    "g": 24,
    "b": 152
  },
  "hsl": {
    "h": 247.5,
    "s": 72.727,
    "l": 34.51
  },
  "oklch": {
    "l": 0.34395,
    "c": 0.19021,
    "h": 275.3
  },
  "luminance": 0.03371
}

Semantic roles & 50–950 ramp

primary

#281898

secondary

#B4C448

accent

#EF38D9

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #281898

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

Preview Lab → · Contrast checker → · Palette generator →