#255FAC#255FAC

#255FAC is a mid, vivid cyan. Relative luminance 0.116; OKLCH L 49.0% C 0.137 H 256.8°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#255FAC
RGB	rgb(37, 95, 172)
HSL	hsl(214, 65%, 41%)
HSV	hsv(214, 78%, 67%)
CMYK	cmyk(78.5%, 44.8%, 0%, 32.5%)
CIE-LAB	lab(40.50, 9.36, -46.54)
CIE-LCH	lch(40.50, 47.48, 281.38°)
OKLab	oklab(48.97% -0.0312 -0.1334)
OKLCH	oklch(48.97% 0.137 256.8)
XYZ	xyz(12.2988, 11.5548, 40.6038)
Luminance	0.1156 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255FAC #AC7225

analogous

#25A2AC #255FAC #2E25AC

triadic

#255FAC #AC255F #5FAC25

tetradic

#255FAC #AC25A2 #AC7225 #25AC2E

square

#255FAC #AC25A2 #AC7225 #25AC2E

split-complementary

#255FAC #AC2E25 #A2AC25

monochromatic

#0F2747 #1A437A #255FAC #3A7CD5 #6C9EDF

Accessibility & contrast

On white

6.34

#255FAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#255FAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255FAC

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255FAC	#FFFFFF	#000000	##FFFFFF
##255FAC	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3766AF

Deuteranopia (green-blind)

#1B5AAA

Tritanopia (blue-blind)

#00717D

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #255fac;
/* rgb */ color: rgb(37, 95, 172);
/* oklch */ color: oklch(49.0% 0.137 256.8);

Tailwind

colors: {
  custom: {
    50: '#748bc5',
    500: '#255fac',
    950: '#000000',
  },
}

SCSS

$custom: #255fac;
$custom-light: #748bc5;
$custom-dark: #000000;

JSON

{
  "hex": "#255fac",
  "rgb": {
    "r": 37,
    "g": 95,
    "b": 172
  },
  "hsl": {
    "h": 214.222,
    "s": 64.593,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48968,
    "c": 0.13701,
    "h": 256.8
  },
  "luminance": 0.11556
}

Semantic roles & 50–950 ramp

primary

#255FAC

secondary

#C69D67

accent

#A040E8

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#090C13

muted

#7B7D82

Preview Lab

Preview with #255FAC

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

Preview Lab → · Contrast checker → · Palette generator →