#28598C#28598C

#28598C is a mid, moderate cyan. Relative luminance 0.095; OKLCH L 45.6% C 0.099 H 251.7°. Best body text is #FFFFFF at 7.25:1 contrast (WCAG AA passes).

Color values

HEX	#28598C
RGB	rgb(40, 89, 140)
HSL	hsl(211, 56%, 35%)
HSV	hsv(211, 71%, 55%)
CMYK	cmyk(71.4%, 36.4%, 0%, 45.1%)
CIE-LAB	lab(36.91, 1.35, -33.10)
CIE-LCH	lch(36.91, 33.13, 272.33°)
OKLab	oklab(45.59% -0.0312 -0.094)
OKLCH	oklch(45.59% 0.099 251.7)
XYZ	xyz(9.1793, 9.4883, 26.1535)
Luminance	0.0949 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28598C #8C5B28

analogous

#288B8C #28598C #29288C

triadic

#28598C #8C2859 #598C28

tetradic

#28598C #8C288B #8C5B28 #288C29

square

#28598C #8C288B #8C5B28 #288C29

split-complementary

#28598C #8C2928 #8B8C28

monochromatic

#0D1C2D #1A3B5C #28598C #3677BC #5E96D1

Accessibility & contrast

On white

7.25

#28598C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#28598C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28598C

7.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28598C	#FFFFFF	#000000	##FFFFFF
##28598C	1.00	7.25	2.90	7.25
#FFFFFF	7.25	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#425C8E

Deuteranopia (green-blind)

#34538B

Tritanopia (blue-blind)

#00656C

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #28598c;
/* rgb */ color: rgb(40, 89, 140);
/* oklch */ color: oklch(45.6% 0.099 251.7);

Tailwind

colors: {
  custom: {
    50: '#6f87ae',
    500: '#28598c',
    950: '#000000',
  },
}

SCSS

$custom: #28598c;
$custom-light: #6f87ae;
$custom-dark: #000000;

JSON

{
  "hex": "#28598c",
  "rgb": {
    "r": 40,
    "g": 89,
    "b": 140
  },
  "hsl": {
    "h": 210.6,
    "s": 55.556,
    "l": 35.294
  },
  "oklch": {
    "l": 0.45589,
    "c": 0.09906,
    "h": 251.7
  },
  "luminance": 0.09489
}

Semantic roles & 50–950 ramp

primary

#28598C

secondary

#B6895A

accent

#9549DF

background

#F7F8FA

surface

#EDEFF4

border

#C8CACE

text

#080B10

muted

#7B7C7F

Preview Lab

Preview with #28598C

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

Preview Lab → · Contrast checker → · Palette generator →