#21618F#21618F

#21618F is a mid, moderate cyan. Relative luminance 0.109; OKLCH L 47.5% C 0.098 H 244.1°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#21618F
RGB	rgb(33, 97, 143)
HSL	hsl(205, 63%, 35%)
HSV	hsv(205, 77%, 56%)
CMYK	cmyk(76.9%, 32.2%, 0%, 43.9%)
CIE-LAB	lab(39.33, -3.59, -31.10)
CIE-LCH	lch(39.33, 31.31, 263.41°)
OKLab	oklab(47.49% -0.0429 -0.0882)
OKLCH	oklch(47.49% 0.098 244.1)
XYZ	xyz(9.8579, 10.8547, 27.5569)
Luminance	0.1086 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21618F #8F4F21

analogous

#218F86 #21618F #212A8F

triadic

#21618F #8F2161 #618F21

tetradic

#21618F #86218F #8F4F21 #2A8F21

square

#21618F #86218F #8F4F21 #2A8F21

split-complementary

#21618F #8F212A #8F8621

monochromatic

#0A1E2C #163F5D #21618F #2C83C1 #53A0D7

Accessibility & contrast

On white

6.62

#21618F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#21618F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21618F

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21618F	#FFFFFF	#000000	##FFFFFF
##21618F	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C6291

Deuteranopia (green-blind)

#3C588E

Tritanopia (blue-blind)

#006C71

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #21618f;
/* rgb */ color: rgb(33, 97, 143);
/* oklch */ color: oklch(47.5% 0.098 244.1);

Tailwind

colors: {
  custom: {
    50: '#6d8db0',
    500: '#21618f',
    950: '#000000',
  },
}

SCSS

$custom: #21618f;
$custom-light: #6d8db0;
$custom-dark: #000000;

JSON

{
  "hex": "#21618f",
  "rgb": {
    "r": 33,
    "g": 97,
    "b": 143
  },
  "hsl": {
    "h": 205.091,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.47486,
    "c": 0.09804,
    "h": 244.1
  },
  "luminance": 0.10856
}

Semantic roles & 50–950 ramp

primary

#21618F

secondary

#BB7D51

accent

#8742E6

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #21618F

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

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