#256E83#256E83

#256E83 is a mid, moderate cyan. Relative luminance 0.132; OKLCH L 50.3% C 0.078 H 220.7°. Best body text is #FFFFFF at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#256E83
RGB	rgb(37, 110, 131)
HSL	hsl(193, 56%, 33%)
HSV	hsv(193, 72%, 51%)
CMYK	cmyk(71.8%, 16%, 0%, 48.6%)
CIE-LAB	lab(43.04, -15.06, -18.12)
CIE-LCH	lch(43.04, 23.56, 230.26°)
OKLab	oklab(50.29% -0.0587 -0.0506)
OKLCH	oklch(50.29% 0.078 220.7)
XYZ	xyz(10.4339, 13.1827, 23.4629)
Luminance	0.1318 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256E83 #833A25

analogous

#258369 #256E83 #253F83

triadic

#256E83 #83256E #6E8325

tetradic

#256E83 #692583 #833A25 #3F8325

square

#256E83 #692583 #833A25 #3F8325

split-complementary

#256E83 #83253F #836925

monochromatic

#0A1E24 #184653 #256E83 #3296B3 #54B3CF

Accessibility & contrast

On white

5.77

#256E83 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#256E83 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256E83

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256E83	#FFFFFF	#000000	##FFFFFF
##256E83	1.00	5.77	3.64	5.77
#FFFFFF	5.77	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#616B84

Deuteranopia (green-blind)

#546183

Tritanopia (blue-blind)

#007575

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #256e83;
/* rgb */ color: rgb(37, 110, 131);
/* oklch */ color: oklch(50.3% 0.078 220.7);

Tailwind

colors: {
  custom: {
    50: '#6d97a7',
    500: '#256e83',
    950: '#000000',
  },
}

SCSS

$custom: #256e83;
$custom-light: #6d97a7;
$custom-dark: #000000;

JSON

{
  "hex": "#256e83",
  "rgb": {
    "r": 37,
    "g": 110,
    "b": 131
  },
  "hsl": {
    "h": 193.404,
    "s": 55.952,
    "l": 32.941
  },
  "oklch": {
    "l": 0.50285,
    "c": 0.07751,
    "h": 220.7
  },
  "luminance": 0.13184
}

Semantic roles & 50–950 ramp

primary

#256E83

secondary

#B36751

accent

#6A49DF

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080D0F

muted

#7B7E7F

Preview Lab

Preview with #256E83

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

Preview Lab → · Contrast checker → · Palette generator →