#21458E#21458E

#21458E is a dark, vivid blue. Relative luminance 0.065; OKLCH L 40.8% C 0.128 H 262.5°. Best body text is #FFFFFF at 9.10:1 contrast (WCAG AA passes).

Color values

HEX	#21458E
RGB	rgb(33, 69, 142)
HSL	hsl(220, 62%, 34%)
HSV	hsv(220, 77%, 56%)
CMYK	cmyk(76.8%, 51.4%, 0%, 44.3%)
CIE-LAB	lab(30.72, 14.39, -44.24)
CIE-LCH	lch(30.72, 46.52, 288.01°)
OKLab	oklab(40.76% -0.0168 -0.1272)
OKLCH	oklch(40.76% 0.128 262.5)
XYZ	xyz(7.6361, 6.5317, 26.4442)
Luminance	0.0653 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21458E #8E6A21

analogous

#217C8E #21458E #33218E

triadic

#21458E #8E2145 #458E21

tetradic

#21458E #8E217C #8E6A21 #218E33

square

#21458E #8E217C #8E6A21 #218E33

split-complementary

#21458E #8E3321 #7C8E21

monochromatic

#0A152B #152D5C #21458E #2D5DC0 #527ED7

Accessibility & contrast

On white

9.10

#21458E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#21458E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21458E

9.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21458E	#FFFFFF	#000000	##FFFFFF
##21458E	1.00	9.10	2.31	9.10
#FFFFFF	9.10	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#194E91

Deuteranopia (green-blind)

#00448D

Tritanopia (blue-blind)

#005662

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #21458e;
/* rgb */ color: rgb(33, 69, 142);
/* oklch */ color: oklch(40.8% 0.128 262.5);

Tailwind

colors: {
  custom: {
    50: '#6d78b0',
    500: '#21458e',
    950: '#000000',
  },
}

SCSS

$custom: #21458e;
$custom-light: #6d78b0;
$custom-dark: #000000;

JSON

{
  "hex": "#21458e",
  "rgb": {
    "r": 33,
    "g": 69,
    "b": 142
  },
  "hsl": {
    "h": 220.183,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.40762,
    "c": 0.1283,
    "h": 262.5
  },
  "luminance": 0.06533
}

Semantic roles & 50–950 ramp

primary

#21458E

secondary

#BA9750

accent

#B042E5

background

#F7F7FA

surface

#EDEDF5

border

#C8C8CF

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #21458E

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

Preview Lab → · Contrast checker → · Palette generator →