#21598F#21598F

#21598F is a mid, moderate cyan. Relative luminance 0.095; OKLCH L 45.5% C 0.106 H 250.7°. Best body text is #FFFFFF at 7.27:1 contrast (WCAG AA passes).

Color values

HEX	#21598F
RGB	rgb(33, 89, 143)
HSL	hsl(209, 63%, 35%)
HSV	hsv(209, 77%, 56%)
CMYK	cmyk(76.9%, 37.8%, 0%, 43.9%)
CIE-LAB	lab(36.84, 1.46, -35.05)
CIE-LCH	lch(36.84, 35.08, 272.38°)
OKLab	oklab(45.52% -0.035 -0.0998)
OKLCH	oklch(45.52% 0.106 250.7)
XYZ	xyz(9.1556, 9.4502, 27.3228)
Luminance	0.0945 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#21598F #8F5721

analogous

#218F8E #21598F #21228F

triadic

#21598F #8F2159 #598F21

tetradic

#21598F #8E218F #8F5721 #228F21

square

#21598F #8E218F #8F5721 #228F21

split-complementary

#21598F #8F2122 #8F8E21

monochromatic

#0A1B2C #163A5D #21598F #2C78C1 #5396D7

Accessibility & contrast

On white

7.27

#21598F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#21598F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #21598F

7.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##21598F	#FFFFFF	#000000	##FFFFFF
##21598F	1.00	7.27	2.89	7.27
#FFFFFF	7.27	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#405C91

Deuteranopia (green-blind)

#2F528E

Tritanopia (blue-blind)

#00666D

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #21598f;
/* rgb */ color: rgb(33, 89, 143);
/* oklch */ color: oklch(45.5% 0.106 250.7);

Tailwind

colors: {
  custom: {
    50: '#6d87b0',
    500: '#21598f',
    950: '#000000',
  },
}

SCSS

$custom: #21598f;
$custom-light: #6d87b0;
$custom-dark: #000000;

JSON

{
  "hex": "#21598f",
  "rgb": {
    "r": 33,
    "g": 89,
    "b": 143
  },
  "hsl": {
    "h": 209.455,
    "s": 62.5,
    "l": 34.51
  },
  "oklch": {
    "l": 0.45521,
    "c": 0.10578,
    "h": 250.7
  },
  "luminance": 0.09451
}

Semantic roles & 50–950 ramp

primary

#21598F

secondary

#BB8551

accent

#9242E6

background

#F7F8FA

surface

#EDEFF5

border

#C8CACF

text

#080B10

muted

#7B7C7F

Preview Lab

Preview with #21598F

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

Preview Lab → · Contrast checker → · Palette generator →