#21297A#21297A

#21297A is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.2% C 0.136 H 272.2°. Best body text is #FFFFFF at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#21297A
RGB	rgb(33, 41, 122)
HSL	hsl(235, 57%, 30%)
HSV	hsv(235, 73%, 48%)
CMYK	cmyk(73%, 66.4%, 0%, 52.2%)
CIE-LAB	lab(21.26, 25.89, -47.10)
CIE-LCH	lch(21.26, 53.75, 298.79°)
OKLab	oklab(33.16% 0.0051 -0.136)
OKLCH	oklch(33.16% 0.136 272.2)
XYZ	xyz(4.9318, 3.3139, 18.7883)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21297A #7A7221

analogous

#21557A #21297A #46217A

triadic

#21297A #7A2129 #297A21

tetradic

#21297A #7A2155 #7A7221 #217A46

square

#21297A #7A2155 #7A7221 #217A46

split-complementary

#21297A #7A4621 #557A21

monochromatic

#07091A #14194A #21297A #2E39AA #4854CD

Accessibility & contrast

On white

12.63

#21297A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#21297A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21297A

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21297A	#FFFFFF	#000000	##FFFFFF
##21297A	1.00	12.63	1.66	12.63
#FFFFFF	12.63	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00377D

Deuteranopia (green-blind)

#002F78

Tritanopia (blue-blind)

#003E4D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #21297a;
/* rgb */ color: rgb(33, 41, 122);
/* oklch */ color: oklch(33.2% 0.136 272.2);

Tailwind

colors: {
  custom: {
    50: '#6a62a1',
    500: '#21297a',
    950: '#000000',
  },
}

SCSS

$custom: #21297a;
$custom-light: #6a62a1;
$custom-dark: #000000;

JSON

{
  "hex": "#21297a",
  "rgb": {
    "r": 33,
    "g": 41,
    "b": 122
  },
  "hsl": {
    "h": 234.607,
    "s": 57.419,
    "l": 30.392
  },
  "oklch": {
    "l": 0.33161,
    "c": 0.13613,
    "h": 272.2
  },
  "luminance": 0.03314
}

Semantic roles & 50–950 ramp

primary

#21297A

secondary

#ADA44A

accent

#D347E1

background

#F6F5FA

surface

#ECEAF3

border

#C7C6CD

text

#07050F

muted

#7A797F

Preview Lab

Preview with #21297A

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

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