#258099#258099

#258099 is a mid, moderate cyan. Relative luminance 0.181; OKLCH L 55.9% C 0.090 H 220.5°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#258099
RGB	rgb(37, 128, 153)
HSL	hsl(193, 61%, 37%)
HSV	hsv(193, 76%, 60%)
CMYK	cmyk(75.8%, 16.3%, 0%, 40%)
CIE-LAB	lab(49.65, -17.49, -20.98)
CIE-LCH	lch(49.65, 27.32, 230.18°)
OKLab	oklab(55.89% -0.0687 -0.0587)
OKLCH	oklch(55.89% 0.09 220.5)
XYZ	xyz(14.2295, 18.1299, 32.8803)
Luminance	0.1813 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258099 #993E25

analogous

#259978 #258099 #254699

triadic

#258099 #992580 #809925

tetradic

#258099 #782599 #993E25 #469925

square

#258099 #782599 #993E25 #469925

split-complementary

#258099 #992546 #997825

monochromatic

#0D2E36 #195768 #258099 #31A9CA #60BFD9

Accessibility & contrast

On white

4.54

#258099 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#258099 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258099

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258099	#FFFFFF	#000000	##000000
##258099	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#717D9A

Deuteranopia (green-blind)

#617199

Tritanopia (blue-blind)

#008888

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #258099;
/* rgb */ color: rgb(37, 128, 153);
/* oklch */ color: oklch(55.9% 0.090 220.5);

Tailwind

colors: {
  custom: {
    50: '#72a5b7',
    500: '#258099',
    950: '#000000',
  },
}

SCSS

$custom: #258099;
$custom-light: #72a5b7;
$custom-dark: #000000;

JSON

{
  "hex": "#258099",
  "rgb": {
    "r": 37,
    "g": 128,
    "b": 153
  },
  "hsl": {
    "h": 192.931,
    "s": 61.053,
    "l": 37.255
  },
  "oklch": {
    "l": 0.55887,
    "c": 0.09034,
    "h": 220.5
  },
  "luminance": 0.18132
}

Semantic roles & 50–950 ramp

primary

#258099

secondary

#BE715C

accent

#6644E4

background

#F7FAFB

surface

#EDF4F6

border

#C8CED0

text

#090F11

muted

#7B7F80

Preview Lab

Preview with #258099

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

Preview Lab → · Contrast checker → · Palette generator →