#21628C#21628C

#21628C is a mid, moderate cyan. Relative luminance 0.110; OKLCH L 47.6% C 0.094 H 241.4°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#21628C
RGB	rgb(33, 98, 140)
HSL	hsl(204, 62%, 34%)
HSV	hsv(204, 76%, 55%)
CMYK	cmyk(76.4%, 30%, 0%, 45.1%)
CIE-LAB	lab(39.50, -5.34, -29.04)
CIE-LCH	lch(39.50, 29.53, 259.58°)
OKLab	oklab(47.57% -0.0448 -0.0821)
OKLCH	oklch(47.57% 0.094 241.4)
XYZ	xyz(9.7267, 10.9510, 26.4070)
Luminance	0.1095 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21628C #8C4B21

analogous

#218C81 #21628C #212D8C

triadic

#21628C #8C2162 #628C21

tetradic

#21628C #81218C #8C4B21 #2D8C21

square

#21628C #81218C #8C4B21 #2D8C21

split-complementary

#21628C #8C212D #8C8121

monochromatic

#0A1D29 #153F5A #21628C #2D85BE #51A2D6

Accessibility & contrast

On white

6.58

#21628C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#21628C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21628C

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21628C	#FFFFFF	#000000	##FFFFFF
##21628C	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E638E

Deuteranopia (green-blind)

#40598B

Tritanopia (blue-blind)

#006C71

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #21628c;
/* rgb */ color: rgb(33, 98, 140);
/* oklch */ color: oklch(47.6% 0.094 241.4);

Tailwind

colors: {
  custom: {
    50: '#6c8eae',
    500: '#21628c',
    950: '#000000',
  },
}

SCSS

$custom: #21628c;
$custom-light: #6c8eae;
$custom-dark: #000000;

JSON

{
  "hex": "#21628c",
  "rgb": {
    "r": 33,
    "g": 98,
    "b": 140
  },
  "hsl": {
    "h": 203.551,
    "s": 61.85,
    "l": 33.922
  },
  "oklch": {
    "l": 0.47565,
    "c": 0.09359,
    "h": 241.4
  },
  "luminance": 0.10952
}

Semantic roles & 50–950 ramp

primary

#21628C

secondary

#B9794F

accent

#8243E5

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#080C10

muted

#7A7D7F

Preview Lab

Preview with #21628C

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

Preview Lab → · Contrast checker → · Palette generator →