#255EAC#255EAC

#255EAC is a mid, vivid cyan. Relative luminance 0.114; OKLCH L 48.7% C 0.138 H 257.3°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#255EAC
RGB	rgb(37, 94, 172)
HSL	hsl(215, 65%, 41%)
HSV	hsv(215, 78%, 67%)
CMYK	cmyk(78.5%, 45.3%, 0%, 32.5%)
CIE-LAB	lab(40.21, 10.01, -47.01)
CIE-LCH	lch(40.21, 48.07, 282.02°)
OKLab	oklab(48.74% -0.0304 -0.1348)
OKLCH	oklch(48.74% 0.138 257.3)
XYZ	xyz(12.2093, 11.3758, 40.5740)
Luminance	0.1138 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#255EAC #AC7325

analogous

#25A1AC #255EAC #3025AC

triadic

#255EAC #AC255E #5EAC25

tetradic

#255EAC #AC25A1 #AC7325 #25AC30

square

#255EAC #AC25A1 #AC7325 #25AC30

split-complementary

#255EAC #AC3025 #A1AC25

monochromatic

#0F2747 #1A427A #255EAC #3A7BD5 #6C9DDF

Accessibility & contrast

On white

6.41

#255EAC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#255EAC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #255EAC

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##255EAC	#FFFFFF	#000000	##FFFFFF
##255EAC	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3565AF

Deuteranopia (green-blind)

#1859AA

Tritanopia (blue-blind)

#00717C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #255eac;
/* rgb */ color: rgb(37, 94, 172);
/* oklch */ color: oklch(48.7% 0.138 257.3);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#255eac",
  "rgb": {
    "r": 37,
    "g": 94,
    "b": 172
  },
  "hsl": {
    "h": 214.667,
    "s": 64.593,
    "l": 40.98
  },
  "oklch": {
    "l": 0.48741,
    "c": 0.13819,
    "h": 257.3
  },
  "luminance": 0.11377
}

Semantic roles & 50–950 ramp

primary

#255EAC

secondary

#C69E67

accent

#A140E8

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#090B13

muted

#7B7C82

Preview Lab

Preview with #255EAC

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

Preview Lab → · Contrast checker → · Palette generator →