#21458D#21458D

#21458D is a dark, vivid blue. Relative luminance 0.065; OKLCH L 40.7% C 0.127 H 262.3°. Best body text is #FFFFFF at 9.13:1 contrast (WCAG AA passes).

Color values

HEX	#21458D
RGB	rgb(33, 69, 141)
HSL	hsl(220, 62%, 34%)
HSV	hsv(220, 77%, 55%)
CMYK	cmyk(76.6%, 51.1%, 0%, 44.7%)
CIE-LAB	lab(30.64, 13.99, -43.74)
CIE-LCH	lch(30.64, 45.92, 287.73°)
OKLab	oklab(40.69% -0.017 -0.1257)
OKLCH	oklch(40.69% 0.127 262.3)
XYZ	xyz(7.5613, 6.5018, 26.0506)
Luminance	0.0650 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21458D #8D6921

analogous

#217B8D #21458D #33218D

triadic

#21458D #8D2145 #458D21

tetradic

#21458D #8D217B #8D6921 #218D33

square

#21458D #8D217B #8D6921 #218D33

split-complementary

#21458D #8D3321 #7B8D21

monochromatic

#0A142A #152D5B #21458D #2D5DBF #527ED6

Accessibility & contrast

On white

9.13

#21458D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#21458D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21458D

9.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21458D	#FFFFFF	#000000	##FFFFFF
##21458D	1.00	9.13	2.30	9.13
#FFFFFF	9.13	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4D90

Deuteranopia (green-blind)

#00438C

Tritanopia (blue-blind)

#005662

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #21458d;
/* rgb */ color: rgb(33, 69, 141);
/* oklch */ color: oklch(40.7% 0.127 262.3);

Tailwind

colors: {
  custom: {
    50: '#6d78af',
    500: '#21458d',
    950: '#000000',
  },
}

SCSS

$custom: #21458d;
$custom-light: #6d78af;
$custom-dark: #000000;

JSON

{
  "hex": "#21458d",
  "rgb": {
    "r": 33,
    "g": 69,
    "b": 141
  },
  "hsl": {
    "h": 220,
    "s": 62.069,
    "l": 34.118
  },
  "oklch": {
    "l": 0.40685,
    "c": 0.12686,
    "h": 262.3
  },
  "luminance": 0.06503
}

Semantic roles & 50–950 ramp

primary

#21458D

secondary

#BA9750

accent

#AF43E5

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #21458D

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

Preview Lab → · Contrast checker → · Palette generator →