#21617D#21617D

#21617D is a mid, moderate cyan. Relative luminance 0.104; OKLCH L 46.5% C 0.078 H 230.8°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#21617D
RGB	rgb(33, 97, 125)
HSL	hsl(198, 58%, 31%)
HSV	hsv(198, 74%, 49%)
CMYK	cmyk(73.6%, 22.4%, 0%, 51%)
CIE-LAB	lab(38.47, -10.29, -21.54)
CIE-LCH	lch(38.47, 23.87, 244.47°)
OKLab	oklab(46.51% -0.0492 -0.0605)
OKLCH	oklch(46.51% 0.078 230.8)
XYZ	xyz(8.6021, 10.3524, 20.9429)
Luminance	0.1035 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21617D #7D3D21

analogous

#217D6B #21617D #21337D

triadic

#21617D #7D2161 #617D21

tetradic

#21617D #6B217D #7D3D21 #337D21

square

#21617D #6B217D #7D3D21 #337D21

split-complementary

#21617D #7D2133 #7D6B21

monochromatic

#07161C #143B4D #21617D #2E87AD #49A6CF

Accessibility & contrast

On white

6.84

#21617D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#21617D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21617D

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21617D	#FFFFFF	#000000	##FFFFFF
##21617D	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#53607E

Deuteranopia (green-blind)

#46577D

Tritanopia (blue-blind)

#00696A

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #21617d;
/* rgb */ color: rgb(33, 97, 125);
/* oklch */ color: oklch(46.5% 0.078 230.8);

Tailwind

colors: {
  custom: {
    50: '#698da2',
    500: '#21617d',
    950: '#000000',
  },
}

SCSS

$custom: #21617d;
$custom-light: #698da2;
$custom-dark: #000000;

JSON

{
  "hex": "#21617d",
  "rgb": {
    "r": 33,
    "g": 97,
    "b": 125
  },
  "hsl": {
    "h": 198.261,
    "s": 58.228,
    "l": 30.98
  },
  "oklch": {
    "l": 0.46512,
    "c": 0.07798,
    "h": 230.8
  },
  "luminance": 0.10353
}

Semantic roles & 50–950 ramp

primary

#21617D

secondary

#B0694A

accent

#7646E1

background

#F6F8FA

surface

#ECF0F3

border

#C7CBCD

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #21617D

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

Preview Lab → · Contrast checker → · Palette generator →