#258AA9#258AA9

#258AA9 is a mid, moderate cyan. Relative luminance 0.214; OKLCH L 59.1% C 0.100 H 223.4°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#258AA9
RGB	rgb(37, 138, 169)
HSL	hsl(194, 64%, 40%)
HSV	hsv(194, 78%, 66%)
CMYK	cmyk(78.1%, 18.3%, 0%, 33.7%)
CIE-LAB	lab(53.42, -17.46, -24.46)
CIE-LCH	lch(53.42, 30.05, 234.49°)
OKLab	oklab(59.12% -0.0724 -0.0685)
OKLCH	oklch(59.12% 0.1 223.4)
XYZ	xyz(17.0099, 21.4328, 40.7689)
Luminance	0.2144 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258AA9 #A94425

analogous

#25A986 #258AA9 #2548A9

triadic

#258AA9 #A9258A #8AA925

tetradic

#258AA9 #8625A9 #A94425 #48A925

square

#258AA9 #8625A9 #A94425 #48A925

split-complementary

#258AA9 #A92548 #A98625

monochromatic

#0F3845 #1A6177 #258AA9 #38AFD3 #6AC3DE

Accessibility & contrast

On white

3.97

#258AA9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#258AA9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258AA9

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258AA9	#FFFFFF	#000000	##000000
##258AA9	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7887AB

Deuteranopia (green-blind)

#677AA9

Tritanopia (blue-blind)

#009394

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #258aa9;
/* rgb */ color: rgb(37, 138, 169);
/* oklch */ color: oklch(59.1% 0.100 223.4);

Tailwind

colors: {
  custom: {
    50: '#75acc2',
    500: '#258aa9',
    950: '#000000',
  },
}

SCSS

$custom: #258aa9;
$custom-light: #75acc2;
$custom-dark: #000000;

JSON

{
  "hex": "#258aa9",
  "rgb": {
    "r": 37,
    "g": 138,
    "b": 169
  },
  "hsl": {
    "h": 194.091,
    "s": 64.078,
    "l": 40.392
  },
  "oklch": {
    "l": 0.59124,
    "c": 0.09968,
    "h": 223.4
  },
  "luminance": 0.21435
}

Semantic roles & 50–950 ramp

primary

#258AA9

secondary

#C47C65

accent

#6841E7

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #258AA9

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

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