#21617E#21617E

#21617E is a mid, moderate cyan. Relative luminance 0.104; OKLCH L 46.6% C 0.079 H 231.8°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#21617E
RGB	rgb(33, 97, 126)
HSL	hsl(199, 58%, 31%)
HSV	hsv(199, 74%, 49%)
CMYK	cmyk(73.8%, 23%, 0%, 50.6%)
CIE-LAB	lab(38.51, -9.92, -22.08)
CIE-LCH	lch(38.51, 24.21, 245.80°)
OKLab	oklab(46.56% -0.0489 -0.062)
OKLCH	oklch(46.56% 0.079 231.8)
XYZ	xyz(8.6663, 10.3781, 21.2811)
Luminance	0.1038 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21617E #7E3E21

analogous

#217E6C #21617E #21327E

triadic

#21617E #7E2161 #617E21

tetradic

#21617E #6C217E #7E3E21 #327E21

square

#21617E #6C217E #7E3E21 #327E21

split-complementary

#21617E #7E2132 #7E6C21

monochromatic

#08161D #143C4E #21617E #2E86AE #4AA6D0

Accessibility & contrast

On white

6.83

#21617E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#21617E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21617E

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21617E	#FFFFFF	#000000	##FFFFFF
##21617E	1.00	6.83	3.08	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52607F

Deuteranopia (green-blind)

#46577E

Tritanopia (blue-blind)

#00696B

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #21617e;
/* rgb */ color: rgb(33, 97, 126);
/* oklch */ color: oklch(46.6% 0.079 231.8);

Tailwind

colors: {
  custom: {
    50: '#6a8da3',
    500: '#21617e',
    950: '#000000',
  },
}

SCSS

$custom: #21617e;
$custom-light: #6a8da3;
$custom-dark: #000000;

JSON

{
  "hex": "#21617e",
  "rgb": {
    "r": 33,
    "g": 97,
    "b": 126
  },
  "hsl": {
    "h": 198.71,
    "s": 58.491,
    "l": 31.176
  },
  "oklch": {
    "l": 0.46563,
    "c": 0.07895,
    "h": 231.8
  },
  "luminance": 0.10379
}

Semantic roles & 50–950 ramp

primary

#21617E

secondary

#B16A4A

accent

#7746E2

background

#F6F8FA

surface

#ECF0F3

border

#C7CBCD

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #21617E

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

Preview Lab → · Contrast checker → · Palette generator →