#256E9E#256E9E

#256E9E is a mid, moderate cyan. Relative luminance 0.140; OKLCH L 51.7% C 0.104 H 242.0°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#256E9E
RGB	rgb(37, 110, 158)
HSL	hsl(204, 62%, 38%)
HSV	hsv(204, 77%, 62%)
CMYK	cmyk(76.6%, 30.4%, 0%, 38%)
CIE-LAB	lab(44.25, -5.38, -32.32)
CIE-LCH	lch(44.25, 32.76, 260.55°)
OKLab	oklab(51.65% -0.0487 -0.0915)
OKLCH	oklch(51.65% 0.104 242)
XYZ	xyz(12.5080, 14.0123, 34.3866)
Luminance	0.1401 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256E9E #9E5525

analogous

#259E91 #256E9E #25319E

triadic

#256E9E #9E256E #6E9E25

tetradic

#256E9E #91259E #9E5525 #319E25

square

#256E9E #91259E #9E5525 #319E25

split-complementary

#256E9E #9E2531 #9E9125

monochromatic

#0E293B #194B6C #256E9E #3190CF #63ABDA

Accessibility & contrast

On white

5.52

#256E9E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#256E9E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256E9E

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256E9E	#FFFFFF	#000000	##FFFFFF
##256E9E	1.00	5.52	3.80	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#586FA0

Deuteranopia (green-blind)

#47649D

Tritanopia (blue-blind)

#007A7F

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #256e9e;
/* rgb */ color: rgb(37, 110, 158);
/* oklch */ color: oklch(51.7% 0.104 242.0);

Tailwind

colors: {
  custom: {
    50: '#7197bb',
    500: '#256e9e',
    950: '#000000',
  },
}

SCSS

$custom: #256e9e;
$custom-light: #7197bb;
$custom-dark: #000000;

JSON

{
  "hex": "#256e9e",
  "rgb": {
    "r": 37,
    "g": 110,
    "b": 158
  },
  "hsl": {
    "h": 203.802,
    "s": 62.051,
    "l": 38.235
  },
  "oklch": {
    "l": 0.51651,
    "c": 0.10365,
    "h": 242
  },
  "luminance": 0.14014
}

Semantic roles & 50–950 ramp

primary

#256E9E

secondary

#C0855F

accent

#8343E5

background

#F7F9FB

surface

#EDF2F6

border

#C8CCD0

text

#090D11

muted

#7B7E80

Preview Lab

Preview with #256E9E

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

Preview Lab → · Contrast checker → · Palette generator →