#258AA8#258AA8

#258AA8 is a mid, moderate cyan. Relative luminance 0.214; OKLCH L 59.1% C 0.099 H 222.7°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#258AA8
RGB	rgb(37, 138, 168)
HSL	hsl(194, 64%, 40%)
HSV	hsv(194, 78%, 66%)
CMYK	cmyk(78%, 17.9%, 0%, 34.1%)
CIE-LAB	lab(53.38, -17.80, -23.95)
CIE-LCH	lch(53.38, 29.84, 233.38°)
OKLab	oklab(59.08% -0.0728 -0.0671)
OKLCH	oklch(59.08% 0.099 222.7)
XYZ	xyz(16.9164, 21.3954, 40.2764)
Luminance	0.2140 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258AA8 #A84325

analogous

#25A884 #258AA8 #2549A8

triadic

#258AA8 #A8258A #8AA825

tetradic

#258AA8 #8425A8 #A84325 #49A825

square

#258AA8 #8425A8 #A84325 #49A825

split-complementary

#258AA8 #A82549 #A88425

monochromatic

#0F3844 #1A6176 #258AA8 #37AFD3 #69C3DE

Accessibility & contrast

On white

3.98

#258AA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.28

#258AA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258AA8

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258AA8	#FFFFFF	#000000	##000000
##258AA8	1.00	3.98	5.28	5.28
#FFFFFF	3.98	1.00	21.00	21.00
#000000	5.28	21.00	1.00	1.00
##000000	5.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7987AA

Deuteranopia (green-blind)

#677AA8

Tritanopia (blue-blind)

#009394

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #258aa8;
/* rgb */ color: rgb(37, 138, 168);
/* oklch */ color: oklch(59.1% 0.099 222.7);

Tailwind

colors: {
  custom: {
    50: '#75acc2',
    500: '#258aa8',
    950: '#000000',
  },
}

SCSS

$custom: #258aa8;
$custom-light: #75acc2;
$custom-dark: #000000;

JSON

{
  "hex": "#258aa8",
  "rgb": {
    "r": 37,
    "g": 138,
    "b": 168
  },
  "hsl": {
    "h": 193.74,
    "s": 63.902,
    "l": 40.196
  },
  "oklch": {
    "l": 0.59078,
    "c": 0.09897,
    "h": 222.7
  },
  "luminance": 0.21397
}

Semantic roles & 50–950 ramp

primary

#258AA8

secondary

#C47B65

accent

#6741E7

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #258AA8

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

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