#256A78#256A78

#256A78 is a mid, moderate cyan. Relative luminance 0.121; OKLCH L 48.8% C 0.071 H 213.6°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#256A78
RGB	rgb(37, 106, 120)
HSL	hsl(190, 53%, 31%)
HSV	hsv(190, 69%, 47%)
CMYK	cmyk(69.2%, 11.7%, 0%, 52.9%)
CIE-LAB	lab(41.31, -16.56, -14.13)
CIE-LCH	lch(41.31, 21.77, 220.47°)
OKLab	oklab(48.75% -0.059 -0.0393)
OKLCH	oklch(48.75% 0.071 213.6)
XYZ	xyz(9.3057, 12.0564, 19.6023)
Luminance	0.1206 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256A78 #783325

analogous

#25785C #256A78 #254178

triadic

#256A78 #78256A #6A7825

tetradic

#256A78 #5C2578 #783325 #417825

square

#256A78 #5C2578 #783325 #417825

split-complementary

#256A78 #782541 #785C25

monochromatic

#08171A #174149 #256A78 #3393A7 #4FB4C9

Accessibility & contrast

On white

6.16

#256A78 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#256A78 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256A78

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256A78	#FFFFFF	#000000	##FFFFFF
##256A78	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#606679

Deuteranopia (green-blind)

#545E78

Tritanopia (blue-blind)

#006F6E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #256a78;
/* rgb */ color: rgb(37, 106, 120);
/* oklch */ color: oklch(48.8% 0.071 213.6);

Tailwind

colors: {
  custom: {
    50: '#6b949f',
    500: '#256a78',
    950: '#000000',
  },
}

SCSS

$custom: #256a78;
$custom-light: #6b949f;
$custom-dark: #000000;

JSON

{
  "hex": "#256a78",
  "rgb": {
    "r": 37,
    "g": 106,
    "b": 120
  },
  "hsl": {
    "h": 190.12,
    "s": 52.866,
    "l": 30.784
  },
  "oklch": {
    "l": 0.4875,
    "c": 0.0709,
    "h": 213.6
  },
  "luminance": 0.12057
}

Semantic roles & 50–950 ramp

primary

#256A78

secondary

#AA5E4E

accent

#644CDC

background

#F6F9F9

surface

#ECF1F2

border

#C7CBCC

text

#070D0E

muted

#7A7E7E

Preview Lab

Preview with #256A78

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

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