#21176F#21176F

#21176F is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.0% C 0.142 H 277.8°. Best body text is #FFFFFF at 14.82:1 contrast (WCAG AA passes).

Color values

HEX	#21176F
RGB	rgb(33, 23, 111)
HSL	hsl(247, 66%, 26%)
HSV	hsv(247, 79%, 44%)
CMYK	cmyk(70.3%, 79.3%, 0%, 56.5%)
CIE-LAB	lab(15.92, 33.41, -48.80)
CIE-LCH	lch(15.92, 59.15, 304.40°)
OKLab	oklab(28.98% 0.0194 -0.141)
OKLCH	oklch(28.98% 0.142 277.8)
XYZ	xyz(3.8019, 2.0835, 15.2376)
Luminance	0.0208 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21176F #656F17

analogous

#17396F #21176F #4D176F

triadic

#21176F #6F2117 #176F21

tetradic

#21176F #6F1739 #656F17 #176F4D

square

#21176F #6F1739 #656F17 #176F4D

split-complementary

#21176F #6F4D17 #396F17

monochromatic

#080519 #120C3C #21176F #3022A2 #402DD3

Accessibility & contrast

On white

14.82

#21176F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#21176F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21176F

14.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21176F	#FFFFFF	#000000	##FFFFFF
##21176F	1.00	14.82	1.42	14.82
#FFFFFF	14.82	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B72

Deuteranopia (green-blind)

#00246D

Tritanopia (blue-blind)

#003142

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #21176f;
/* rgb */ color: rgb(33, 23, 111);
/* oklch */ color: oklch(29.0% 0.142 277.8);

Tailwind

colors: {
  custom: {
    50: '#695699',
    500: '#21176f',
    950: '#000000',
  },
}

SCSS

$custom: #21176f;
$custom-light: #695699;
$custom-dark: #000000;

JSON

{
  "hex": "#21176f",
  "rgb": {
    "r": 33,
    "g": 23,
    "b": 111
  },
  "hsl": {
    "h": 246.818,
    "s": 65.672,
    "l": 26.275
  },
  "oklch": {
    "l": 0.28978,
    "c": 0.14231,
    "h": 277.8
  },
  "luminance": 0.02084
}

Semantic roles & 50–950 ramp

primary

#21176F

secondary

#99A53D

accent

#E93FD5

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #21176F

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

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