#21345C#21345C

#21345C is a dark, moderate blue. Relative luminance 0.036; OKLCH L 33.1% C 0.075 H 263.6°. Best body text is #FFFFFF at 12.28:1 contrast (WCAG AA passes).

Color values

HEX	#21345C
RGB	rgb(33, 52, 92)
HSL	hsl(221, 47%, 25%)
HSV	hsv(221, 64%, 36%)
CMYK	cmyk(64.1%, 43.5%, 0%, 63.9%)
CIE-LAB	lab(22.13, 6.41, -26.29)
CIE-LCH	lch(22.13, 27.06, 283.70°)
OKLab	oklab(33.08% -0.0083 -0.0747)
OKLCH	oklch(33.08% 0.075 263.6)
XYZ	xyz(3.7863, 3.5517, 10.6092)
Luminance	0.0355 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21345C #5C4921

analogous

#21525C #21345C #2C215C

triadic

#21345C #5C2134 #345C21

tetradic

#21345C #5C2152 #5C4921 #215C2C

square

#21345C #5C2152 #5C4921 #215C2C

split-complementary

#21345C #5C2C21 #525C21

monochromatic

#080D17 #111B2F #21345C #314D89 #4167B6

Accessibility & contrast

On white

12.28

#21345C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#21345C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21345C

12.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21345C	#FFFFFF	#000000	##FFFFFF
##21345C	1.00	12.28	1.71	12.28
#FFFFFF	12.28	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#23385E

Deuteranopia (green-blind)

#1B325B

Tritanopia (blue-blind)

#003D43

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #21345c;
/* rgb */ color: rgb(33, 52, 92);
/* oklch */ color: oklch(33.1% 0.075 263.6);

Tailwind

colors: {
  custom: {
    50: '#626b8a',
    500: '#21345c',
    950: '#000000',
  },
}

SCSS

$custom: #21345c;
$custom-light: #626b8a;
$custom-dark: #000000;

JSON

{
  "hex": "#21345c",
  "rgb": {
    "r": 33,
    "g": 52,
    "b": 92
  },
  "hsl": {
    "h": 220.678,
    "s": 47.2,
    "l": 24.51
  },
  "oklch": {
    "l": 0.33082,
    "c": 0.07518,
    "h": 263.6
  },
  "luminance": 0.03552
}

Semantic roles & 50–950 ramp

primary

#21345C

secondary

#907949

accent

#AC51D7

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#05060C

muted

#7A7A7D

Preview Lab

Preview with #21345C

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

Preview Lab → · Contrast checker → · Palette generator →