#21699E#21699E

#21699E is a mid, moderate cyan. Relative luminance 0.129; OKLCH L 50.3% C 0.109 H 245.1°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#21699E
RGB	rgb(33, 105, 158)
HSL	hsl(205, 65%, 37%)
HSV	hsv(205, 79%, 62%)
CMYK	cmyk(79.1%, 33.5%, 0%, 38%)
CIE-LAB	lab(42.60, -2.83, -34.92)
CIE-LCH	lch(42.60, 35.03, 265.37°)
OKLab	oklab(50.32% -0.046 -0.0992)
OKLCH	oklch(50.32% 0.109 245.1)
XYZ	xyz(11.8479, 12.8937, 34.2054)
Luminance	0.1290 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21699E #9E5621

analogous

#219E95 #21699E #212B9E

triadic

#21699E #9E2169 #699E21

tetradic

#21699E #95219E #9E5621 #2B9E21

square

#21699E #95219E #9E5621 #2B9E21

split-complementary

#21699E #9E212B #9E9521

monochromatic

#0C2639 #16476B #21699E #2C8BD1 #5CA6DD

Accessibility & contrast

On white

5.87

#21699E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#21699E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21699E

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21699E	#FFFFFF	#000000	##FFFFFF
##21699E	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#506BA0

Deuteranopia (green-blind)

#3F5F9D

Tritanopia (blue-blind)

#00767C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #21699e;
/* rgb */ color: rgb(33, 105, 158);
/* oklch */ color: oklch(50.3% 0.109 245.1);

Tailwind

colors: {
  custom: {
    50: '#7093bb',
    500: '#21699e',
    950: '#000000',
  },
}

SCSS

$custom: #21699e;
$custom-light: #7093bb;
$custom-dark: #000000;

JSON

{
  "hex": "#21699e",
  "rgb": {
    "r": 33,
    "g": 105,
    "b": 158
  },
  "hsl": {
    "h": 205.44,
    "s": 65.445,
    "l": 37.451
  },
  "oklch": {
    "l": 0.5032,
    "c": 0.10932,
    "h": 245.1
  },
  "luminance": 0.12895
}

Semantic roles & 50–950 ramp

primary

#21699E

secondary

#C18559

accent

#873FE8

background

#F7F9FB

surface

#EDF1F6

border

#C8CBD0

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #21699E

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

Preview Lab → · Contrast checker → · Palette generator →