#21598E#21598E

#21598E is a mid, moderate cyan. Relative luminance 0.094; OKLCH L 45.5% C 0.104 H 250.3°. Best body text is #FFFFFF at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#21598E
RGB	rgb(33, 89, 142)
HSL	hsl(209, 62%, 34%)
HSV	hsv(209, 77%, 56%)
CMYK	cmyk(76.8%, 37.3%, 0%, 44.3%)
CIE-LAB	lab(36.78, 1.07, -34.53)
CIE-LCH	lch(36.78, 34.55, 271.77°)
OKLab	oklab(45.46% -0.0353 -0.0983)
OKLCH	oklch(45.46% 0.104 250.3)
XYZ	xyz(9.0802, 9.4200, 26.9256)
Luminance	0.0942 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21598E #8E5621

analogous

#218E8D #21598E #21238E

triadic

#21598E #8E2159 #598E21

tetradic

#21598E #8D218E #8E5621 #238E21

square

#21598E #8D218E #8E5621 #238E21

split-complementary

#21598E #8E2123 #8E8D21

monochromatic

#0A1B2B #153A5C #21598E #2D78C0 #5297D7

Accessibility & contrast

On white

7.28

#21598E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#21598E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21598E

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21598E	#FFFFFF	#000000	##FFFFFF
##21598E	1.00	7.28	2.88	7.28
#FFFFFF	7.28	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#405C90

Deuteranopia (green-blind)

#30528D

Tritanopia (blue-blind)

#00666C

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #21598e;
/* rgb */ color: rgb(33, 89, 142);
/* oklch */ color: oklch(45.5% 0.104 250.3);

Tailwind

colors: {
  custom: {
    50: '#6c87af',
    500: '#21598e',
    950: '#000000',
  },
}

SCSS

$custom: #21598e;
$custom-light: #6c87af;
$custom-dark: #000000;

JSON

{
  "hex": "#21598e",
  "rgb": {
    "r": 33,
    "g": 89,
    "b": 142
  },
  "hsl": {
    "h": 209.174,
    "s": 62.286,
    "l": 34.314
  },
  "oklch": {
    "l": 0.45458,
    "c": 0.10445,
    "h": 250.3
  },
  "luminance": 0.09421
}

Semantic roles & 50–950 ramp

primary

#21598E

secondary

#BA8450

accent

#9242E5

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#080B10

muted

#7B7C7F

Preview Lab

Preview with #21598E

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

Preview Lab → · Contrast checker → · Palette generator →