#21498E#21498E

#21498E is a dark, vivid blue. Relative luminance 0.070; OKLCH L 41.7% C 0.123 H 260.5°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#21498E
RGB	rgb(33, 73, 142)
HSL	hsl(218, 62%, 34%)
HSV	hsv(218, 77%, 56%)
CMYK	cmyk(76.8%, 48.6%, 0%, 44.3%)
CIE-LAB	lab(31.90, 11.66, -42.33)
CIE-LCH	lch(31.90, 43.91, 285.40°)
OKLab	oklab(41.67% -0.0203 -0.1215)
OKLCH	oklch(41.67% 0.123 260.5)
XYZ	xyz(7.8905, 7.0405, 26.5290)
Luminance	0.0704 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21498E #8E6621

analogous

#21808E #21498E #30218E

triadic

#21498E #8E2149 #498E21

tetradic

#21498E #8E2180 #8E6621 #218E30

square

#21498E #8E2180 #8E6621 #218E30

split-complementary

#21498E #8E3021 #808E21

monochromatic

#0A162B #152F5C #21498E #2D63C0 #5283D7

Accessibility & contrast

On white

8.72

#21498E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#21498E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21498E

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21498E	#FFFFFF	#000000	##FFFFFF
##21498E	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#235091

Deuteranopia (green-blind)

#04468D

Tritanopia (blue-blind)

#005964

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #21498e;
/* rgb */ color: rgb(33, 73, 142);
/* oklch */ color: oklch(41.7% 0.123 260.5);

Tailwind

colors: {
  custom: {
    50: '#6d7baf',
    500: '#21498e',
    950: '#000000',
  },
}

SCSS

$custom: #21498e;
$custom-light: #6d7baf;
$custom-dark: #000000;

JSON

{
  "hex": "#21498e",
  "rgb": {
    "r": 33,
    "g": 73,
    "b": 142
  },
  "hsl": {
    "h": 217.982,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.41668,
    "c": 0.12319,
    "h": 260.5
  },
  "luminance": 0.07041
}

Semantic roles & 50–950 ramp

primary

#21498E

secondary

#BA9450

accent

#AA42E5

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080910

muted

#7B7B7F

Preview Lab

Preview with #21498E

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

Preview Lab → · Contrast checker → · Palette generator →