#21648E#21648E

#21648E is a mid, moderate cyan. Relative luminance 0.114; OKLCH L 48.2% C 0.094 H 240.7°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#21648E
RGB	rgb(33, 100, 142)
HSL	hsl(203, 62%, 34%)
HSV	hsv(203, 77%, 56%)
CMYK	cmyk(76.8%, 29.6%, 0%, 44.3%)
CIE-LAB	lab(40.23, -5.81, -29.10)
CIE-LCH	lch(40.23, 29.67, 258.70°)
OKLab	oklab(48.18% -0.0462 -0.0823)
OKLCH	oklch(48.18% 0.094 240.7)
XYZ	xyz(10.0649, 11.3895, 27.2539)
Luminance	0.1139 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21648E #8E4B21

analogous

#218E82 #21648E #212E8E

triadic

#21648E #8E2164 #648E21

tetradic

#21648E #82218E #8E4B21 #2E8E21

square

#21648E #82218E #8E4B21 #2E8E21

split-complementary

#21648E #8E212E #8E8221

monochromatic

#0A1E2B #15415C #21648E #2D87C0 #52A4D7

Accessibility & contrast

On white

6.41

#21648E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#21648E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #21648E

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21648E	#FFFFFF	#000000	##FFFFFF
##21648E	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#506490

Deuteranopia (green-blind)

#415A8D

Tritanopia (blue-blind)

#006E73

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #21648e;
/* rgb */ color: rgb(33, 100, 142);
/* oklch */ color: oklch(48.2% 0.094 240.7);

Tailwind

colors: {
  custom: {
    50: '#6d90af',
    500: '#21648e',
    950: '#000000',
  },
}

SCSS

$custom: #21648e;
$custom-light: #6d90af;
$custom-dark: #000000;

JSON

{
  "hex": "#21648e",
  "rgb": {
    "r": 33,
    "g": 100,
    "b": 142
  },
  "hsl": {
    "h": 203.119,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.48176,
    "c": 0.09436,
    "h": 240.7
  },
  "luminance": 0.11391
}

Semantic roles & 50–950 ramp

primary

#21648E

secondary

#BA7950

accent

#8142E5

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #21648E

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

Preview Lab → · Contrast checker → · Palette generator →