#256389#256389

#256389 is a mid, moderate cyan. Relative luminance 0.111; OKLCH L 47.8% C 0.088 H 239.4°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#256389
RGB	rgb(37, 99, 137)
HSL	hsl(203, 57%, 34%)
HSV	hsv(203, 73%, 54%)
CMYK	cmyk(73%, 27.7%, 0%, 46.3%)
CIE-LAB	lab(39.79, -6.49, -26.77)
CIE-LCH	lch(39.79, 27.54, 256.38°)
OKLab	oklab(47.78% -0.0446 -0.0755)
OKLCH	oklch(47.78% 0.088 239.4)
XYZ	xyz(9.7384, 11.1221, 25.2956)
Luminance	0.1112 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256389 #894B25

analogous

#25897D #256389 #253189

triadic

#256389 #892563 #638925

tetradic

#256389 #7D2589 #894B25 #318925

square

#256389 #7D2589 #894B25 #318925

split-complementary

#256389 #892531 #897D25

monochromatic

#0B1D29 #184059 #256389 #3286B9 #57A3D2

Accessibility & contrast

On white

6.51

#256389 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#256389 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256389

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256389	#FFFFFF	#000000	##FFFFFF
##256389	1.00	6.51	3.22	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51638B

Deuteranopia (green-blind)

#445988

Tritanopia (blue-blind)

#006D70

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #256389;
/* rgb */ color: rgb(37, 99, 137);
/* oklch */ color: oklch(47.8% 0.088 239.4);

Tailwind

colors: {
  custom: {
    50: '#6d8fab',
    500: '#256389',
    950: '#000000',
  },
}

SCSS

$custom: #256389;
$custom-light: #6d8fab;
$custom-dark: #000000;

JSON

{
  "hex": "#256389",
  "rgb": {
    "r": 37,
    "g": 99,
    "b": 137
  },
  "hsl": {
    "h": 202.8,
    "s": 57.471,
    "l": 34.118
  },
  "oklch": {
    "l": 0.47778,
    "c": 0.08769,
    "h": 239.4
  },
  "luminance": 0.11123
}

Semantic roles & 50–950 ramp

primary

#256389

secondary

#B67954

accent

#8147E1

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#080C10

muted

#7B7D7F

Preview Lab

Preview with #256389

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

Preview Lab → · Contrast checker → · Palette generator →