#255FAE#255FAE

#255FAE is a mid, vivid cyan. Relative luminance 0.116; OKLCH L 49.1% C 0.140 H 257.3°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#255FAE
RGB	rgb(37, 95, 174)
HSL	hsl(215, 65%, 41%)
HSV	hsv(215, 79%, 68%)
CMYK	cmyk(78.7%, 45.4%, 0%, 31.8%)
CIE-LAB	lab(40.63, 10.14, -47.52)
CIE-LCH	lch(40.63, 48.59, 282.05°)
OKLab	oklab(49.11% -0.0308 -0.1363)
OKLCH	oklch(49.11% 0.14 257.3)
XYZ	xyz(12.4923, 11.6323, 41.6230)
Luminance	0.1163 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255FAE #AE7425

analogous

#25A4AE #255FAE #3025AE

triadic

#255FAE #AE255F #5FAE25

tetradic

#255FAE #AE25A4 #AE7425 #25AE30

square

#255FAE #AE25A4 #AE7425 #25AE30

split-complementary

#255FAE #AE3025 #A4AE25

monochromatic

#102849 #1A437C #255FAE #3B7CD5 #6D9EE0

Accessibility & contrast

On white

6.31

#255FAE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#255FAE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255FAE

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255FAE	#FFFFFF	#000000	##FFFFFF
##255FAE	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3666B1

Deuteranopia (green-blind)

#175AAC

Tritanopia (blue-blind)

#00727E

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #255fae;
/* rgb */ color: rgb(37, 95, 174);
/* oklch */ color: oklch(49.1% 0.140 257.3);

Tailwind

colors: {
  custom: {
    50: '#758bc7',
    500: '#255fae',
    950: '#000000',
  },
}

SCSS

$custom: #255fae;
$custom-light: #758bc7;
$custom-dark: #000000;

JSON

{
  "hex": "#255fae",
  "rgb": {
    "r": 37,
    "g": 95,
    "b": 174
  },
  "hsl": {
    "h": 214.599,
    "s": 64.929,
    "l": 41.373
  },
  "oklch": {
    "l": 0.49106,
    "c": 0.13972,
    "h": 257.3
  },
  "luminance": 0.11634
}

Semantic roles & 50–950 ramp

primary

#255FAE

secondary

#C69F68

accent

#A140E8

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #255FAE

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

Preview Lab → · Contrast checker → · Palette generator →