#256BC1#256BC1

#256BC1 is a mid, vivid cyan. Relative luminance 0.148; OKLCH L 53.1% C 0.151 H 255.8°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#256BC1
RGB	rgb(37, 107, 193)
HSL	hsl(213, 68%, 45%)
HSV	hsv(213, 81%, 76%)
CMYK	cmyk(80.8%, 44.6%, 0%, 24.3%)
CIE-LAB	lab(45.30, 9.78, -51.11)
CIE-LCH	lch(45.30, 52.03, 280.84°)
OKLab	oklab(53.11% -0.037 -0.1466)
OKLCH	oklch(53.11% 0.151 255.8)
XYZ	xyz(15.6427, 14.7571, 52.4657)
Luminance	0.1476 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256BC1 #C17B25

analogous

#25B9C1 #256BC1 #2D25C1

triadic

#256BC1 #C1256B #6BC125

tetradic

#256BC1 #C125B9 #C17B25 #25C12D

square

#256BC1 #C125B9 #C17B25 #25C12D

split-complementary

#256BC1 #C12D25 #B9C125

monochromatic

#11325A #1B4F8E #256BC1 #478ADC #7BABE6

Accessibility & contrast

On white

5.31

#256BC1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#256BC1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256BC1

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256BC1	#FFFFFF	#000000	##FFFFFF
##256BC1	1.00	5.31	3.95	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E73C4

Deuteranopia (green-blind)

#1C65BF

Tritanopia (blue-blind)

#00808C

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #256bc1;
/* rgb */ color: rgb(37, 107, 193);
/* oklch */ color: oklch(53.1% 0.151 255.8);

Tailwind

colors: {
  custom: {
    50: '#7994d4',
    500: '#256bc1',
    950: '#000000',
  },
}

SCSS

$custom: #256bc1;
$custom-light: #7994d4;
$custom-dark: #000000;

JSON

{
  "hex": "#256bc1",
  "rgb": {
    "r": 37,
    "g": 107,
    "b": 193
  },
  "hsl": {
    "h": 213.077,
    "s": 67.826,
    "l": 45.098
  },
  "oklch": {
    "l": 0.53106,
    "c": 0.15118,
    "h": 255.8
  },
  "luminance": 0.14759
}

Semantic roles & 50–950 ramp

primary

#256BC1

secondary

#CEA574

accent

#9D3DEB

background

#F8F9FD

surface

#EFF1FA

border

#CACBD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #256BC1

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

Preview Lab → · Contrast checker → · Palette generator →