#21769B#21769B

#21769B is a mid, moderate cyan. Relative luminance 0.156; OKLCH L 53.4% C 0.097 H 231.9°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#21769B
RGB	rgb(33, 118, 155)
HSL	hsl(198, 65%, 37%)
HSV	hsv(198, 79%, 61%)
CMYK	cmyk(78.7%, 23.9%, 0%, 39.2%)
CIE-LAB	lab(46.51, -11.68, -27.03)
CIE-LCH	lch(46.51, 29.45, 246.64°)
OKLab	oklab(53.37% -0.0596 -0.0761)
OKLCH	oklch(53.37% 0.097 231.9)
XYZ	xyz(13.0196, 15.6452, 33.3376)
Luminance	0.1565 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21769B #9B4621

analogous

#219B83 #21769B #21399B

triadic

#21769B #9B2176 #769B21

tetradic

#21769B #83219B #9B4621 #399B21

square

#21769B #83219B #9B4621 #399B21

split-complementary

#21769B #9B2139 #9B8321

monochromatic

#0C2936 #165069 #21769B #2C9CCD #5AB5DC

Accessibility & contrast

On white

5.09

#21769B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#21769B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21769B

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21769B	#FFFFFF	#000000	##FFFFFF
##21769B	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#63759D

Deuteranopia (green-blind)

#53699A

Tritanopia (blue-blind)

#008082

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #21769b;
/* rgb */ color: rgb(33, 118, 155);
/* oklch */ color: oklch(53.4% 0.097 231.9);

Tailwind

colors: {
  custom: {
    50: '#709db8',
    500: '#21769b',
    950: '#000000',
  },
}

SCSS

$custom: #21769b;
$custom-light: #709db8;
$custom-dark: #000000;

JSON

{
  "hex": "#21769b",
  "rgb": {
    "r": 33,
    "g": 118,
    "b": 155
  },
  "hsl": {
    "h": 198.197,
    "s": 64.894,
    "l": 36.863
  },
  "oklch": {
    "l": 0.5337,
    "c": 0.09667,
    "h": 231.9
  },
  "luminance": 0.15647
}

Semantic roles & 50–950 ramp

primary

#21769B

secondary

#C07758

accent

#7340E8

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #21769B

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

Preview Lab → · Contrast checker → · Palette generator →