#21197D#21197D

#21197D is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.9% C 0.158 H 275.3°. Best body text is #FFFFFF at 14.00:1 contrast (WCAG AA passes).

Color values

HEX	#21197D
RGB	rgb(33, 25, 125)
HSL	hsl(245, 67%, 29%)
HSV	hsv(245, 80%, 49%)
CMYK	cmyk(73.6%, 80%, 0%, 51%)
CIE-LAB	lab(17.91, 37.02, -54.52)
CIE-LCH	lch(17.91, 65.90, 304.18°)
OKLab	oklab(30.85% 0.0148 -0.1577)
OKLCH	oklch(30.85% 0.158 275.3)
XYZ	xyz(4.6753, 2.4988, 19.6340)
Luminance	0.0250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21197D #757D19

analogous

#19437D #21197D #53197D

triadic

#21197D #7D2119 #197D21

tetradic

#21197D #7D1943 #757D19 #197D53

square

#21197D #7D1943 #757D19 #197D53

split-complementary

#21197D #7D5319 #437D19

monochromatic

#07051A #140F4A #21197D #2E23B0 #4639D7

Accessibility & contrast

On white

14.00

#21197D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#21197D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21197D

14.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21197D	#FFFFFF	#000000	##FFFFFF
##21197D	1.00	14.00	1.50	14.00
#FFFFFF	14.00	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003080

Deuteranopia (green-blind)

#00277B

Tritanopia (blue-blind)

#00374A

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #21197d;
/* rgb */ color: rgb(33, 25, 125);
/* oklch */ color: oklch(30.9% 0.158 275.3);

Tailwind

colors: {
  custom: {
    50: '#6c58a4',
    500: '#21197d',
    950: '#000000',
  },
}

SCSS

$custom: #21197d;
$custom-light: #6c58a4;
$custom-dark: #000000;

JSON

{
  "hex": "#21197d",
  "rgb": {
    "r": 33,
    "g": 25,
    "b": 125
  },
  "hsl": {
    "h": 244.8,
    "s": 66.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.30852,
    "c": 0.15834,
    "h": 275.3
  },
  "luminance": 0.02499
}

Semantic roles & 50–950 ramp

primary

#21197D

secondary

#A8B140

accent

#EA3EDC

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #21197D

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

Preview Lab → · Contrast checker → · Palette generator →