#258CAD#258CAD

#258CAD is a mid, moderate cyan. Relative luminance 0.222; OKLCH L 59.8% C 0.102 H 224.6°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#258CAD
RGB	rgb(37, 140, 173)
HSL	hsl(195, 65%, 41%)
HSV	hsv(195, 79%, 68%)
CMYK	cmyk(78.6%, 19.1%, 0%, 32.2%)
CIE-LAB	lab(54.20, -17.17, -25.55)
CIE-LCH	lch(54.20, 30.79, 236.11°)
OKLab	oklab(59.8% -0.0728 -0.0717)
OKLCH	oklch(59.8% 0.102 224.6)
XYZ	xyz(17.6807, 22.1644, 42.8734)
Luminance	0.2217 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258CAD #AD4625

analogous

#25AD8A #258CAD #2548AD

triadic

#258CAD #AD258C #8CAD25

tetradic

#258CAD #8A25AD #AD4625 #48AD25

square

#258CAD #8A25AD #AD4625 #48AD25

split-complementary

#258CAD #AD2548 #AD8A25

monochromatic

#0F3A48 #1A637B #258CAD #3AAFD5 #6DC4E0

Accessibility & contrast

On white

3.86

#258CAD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.43

#258CAD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258CAD

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258CAD	#FFFFFF	#000000	##000000
##258CAD	1.00	3.86	5.43	5.43
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.43	21.00	1.00	1.00
##000000	5.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A89AF

Deuteranopia (green-blind)

#687CAD

Tritanopia (blue-blind)

#009697

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #258cad;
/* rgb */ color: rgb(37, 140, 173);
/* oklch */ color: oklch(59.8% 0.102 224.6);

Tailwind

colors: {
  custom: {
    50: '#76adc5',
    500: '#258cad',
    950: '#000000',
  },
}

SCSS

$custom: #258cad;
$custom-light: #76adc5;
$custom-dark: #000000;

JSON

{
  "hex": "#258cad",
  "rgb": {
    "r": 37,
    "g": 140,
    "b": 173
  },
  "hsl": {
    "h": 194.559,
    "s": 64.762,
    "l": 41.176
  },
  "oklch": {
    "l": 0.59804,
    "c": 0.10214,
    "h": 224.6
  },
  "luminance": 0.22167
}

Semantic roles & 50–950 ramp

primary

#258CAD

secondary

#C67F68

accent

#6940E8

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #258CAD

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

Preview Lab → · Contrast checker → · Palette generator →