#21658E#21658E

#21658E is a mid, moderate cyan. Relative luminance 0.116; OKLCH L 48.4% C 0.094 H 239.7°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#21658E
RGB	rgb(33, 101, 142)
HSL	hsl(203, 62%, 34%)
HSV	hsv(203, 77%, 56%)
CMYK	cmyk(76.8%, 28.9%, 0%, 44.3%)
CIE-LAB	lab(40.54, -6.42, -28.60)
CIE-LCH	lch(40.54, 29.31, 257.35°)
OKLab	oklab(48.43% -0.0472 -0.0808)
OKLCH	oklch(48.43% 0.094 239.7)
XYZ	xyz(10.1614, 11.5825, 27.2860)
Luminance	0.1158 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21658E #8E4A21

analogous

#218E81 #21658E #212E8E

triadic

#21658E #8E2165 #658E21

tetradic

#21658E #81218E #8E4A21 #2E8E21

square

#21658E #81218E #8E4A21 #2E8E21

split-complementary

#21658E #8E212E #8E8121

monochromatic

#0A1E2B #15425C #21658E #2D88C0 #52A5D7

Accessibility & contrast

On white

6.33

#21658E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#21658E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21658E

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21658E	#FFFFFF	#000000	##FFFFFF
##21658E	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#526590

Deuteranopia (green-blind)

#435B8D

Tritanopia (blue-blind)

#006F73

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #21658e;
/* rgb */ color: rgb(33, 101, 142);
/* oklch */ color: oklch(48.4% 0.094 239.7);

Tailwind

colors: {
  custom: {
    50: '#6d90af',
    500: '#21658e',
    950: '#000000',
  },
}

SCSS

$custom: #21658e;
$custom-light: #6d90af;
$custom-dark: #000000;

JSON

{
  "hex": "#21658e",
  "rgb": {
    "r": 33,
    "g": 101,
    "b": 142
  },
  "hsl": {
    "h": 202.569,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.48427,
    "c": 0.09362,
    "h": 239.7
  },
  "luminance": 0.11584
}

Semantic roles & 50–950 ramp

primary

#21658E

secondary

#BA7850

accent

#8042E5

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #21658E

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

Preview Lab → · Contrast checker → · Palette generator →