#21248C#21248C

#21248C is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.1% C 0.166 H 272.1°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#21248C
RGB	rgb(33, 36, 140)
HSL	hsl(238, 62%, 34%)
HSV	hsv(238, 76%, 55%)
CMYK	cmyk(76.4%, 74.3%, 0%, 45.1%)
CIE-LAB	lab(21.86, 35.77, -57.45)
CIE-LCH	lch(21.86, 67.67, 301.91°)
OKLab	oklab(34.14% 0.0062 -0.1663)
OKLCH	oklch(34.14% 0.166 272.1)
XYZ	xyz(5.9901, 3.4779, 25.1615)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21248C #8C8921

analogous

#215A8C #21248C #54218C

triadic

#21248C #8C2124 #248C21

tetradic

#21248C #8C215A #8C8921 #218C54

square

#21248C #8C215A #8C8921 #218C54

split-complementary

#21248C #8C5421 #5A8C21

monochromatic

#0A0B29 #15175A #21248C #2D31BE #5155D6

Accessibility & contrast

On white

12.38

#21248C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#21248C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21248C

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21248C	#FFFFFF	#000000	##FFFFFF
##21248C	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8F

Deuteranopia (green-blind)

#002F8A

Tritanopia (blue-blind)

#004256

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #21248c;
/* rgb */ color: rgb(33, 36, 140);
/* oklch */ color: oklch(34.1% 0.166 272.1);

Tailwind

colors: {
  custom: {
    50: '#6f60af',
    500: '#21248c',
    950: '#000000',
  },
}

SCSS

$custom: #21248c;
$custom-light: #6f60af;
$custom-dark: #000000;

JSON

{
  "hex": "#21248c",
  "rgb": {
    "r": 33,
    "g": 36,
    "b": 140
  },
  "hsl": {
    "h": 238.318,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.34145,
    "c": 0.16637,
    "h": 272.1
  },
  "luminance": 0.03479
}

Semantic roles & 50–950 ramp

primary

#21248C

secondary

#B9B74F

accent

#E043E5

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#090510

muted

#7B797F

Preview Lab

Preview with #21248C

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

Preview Lab → · Contrast checker → · Palette generator →