#256AA9#256AA9

#256AA9 is a mid, vivid cyan. Relative luminance 0.136; OKLCH L 51.3% C 0.121 H 249.8°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#256AA9
RGB	rgb(37, 106, 169)
HSL	hsl(209, 64%, 40%)
HSV	hsv(209, 78%, 66%)
CMYK	cmyk(78.1%, 37.3%, 0%, 33.7%)
CIE-LAB	lab(43.60, 1.21, -39.83)
CIE-LCH	lch(43.60, 39.85, 271.74°)
OKLab	oklab(51.33% -0.0417 -0.1135)
OKLCH	oklch(51.33% 0.121 249.8)
XYZ	xyz(13.0757, 13.5644, 39.4575)
Luminance	0.1357 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256AA9 #A96425

analogous

#25A9A6 #256AA9 #2528A9

triadic

#256AA9 #A9256A #6AA925

tetradic

#256AA9 #A625A9 #A96425 #28A925

square

#256AA9 #A625A9 #A96425 #28A925

split-complementary

#256AA9 #A92528 #A9A625

monochromatic

#0F2B45 #1A4B77 #256AA9 #3889D3 #6AA7DE

Accessibility & contrast

On white

5.66

#256AA9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#256AA9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256AA9

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256AA9	#FFFFFF	#000000	##FFFFFF
##256AA9	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D6EAC

Deuteranopia (green-blind)

#3962A8

Tritanopia (blue-blind)

#007981

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #256aa9;
/* rgb */ color: rgb(37, 106, 169);
/* oklch */ color: oklch(51.3% 0.121 249.8);

Tailwind

colors: {
  custom: {
    50: '#7394c3',
    500: '#256aa9',
    950: '#000000',
  },
}

SCSS

$custom: #256aa9;
$custom-light: #7394c3;
$custom-dark: #000000;

JSON

{
  "hex": "#256aa9",
  "rgb": {
    "r": 37,
    "g": 106,
    "b": 169
  },
  "hsl": {
    "h": 208.636,
    "s": 64.078,
    "l": 40.392
  },
  "oklch": {
    "l": 0.51328,
    "c": 0.12089,
    "h": 249.8
  },
  "luminance": 0.13566
}

Semantic roles & 50–950 ramp

primary

#256AA9

secondary

#C49365

accent

#9041E7

background

#F7F9FC

surface

#EEF1F8

border

#C9CBD1

text

#090D12

muted

#7B7E81

Preview Lab

Preview with #256AA9

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

Preview Lab → · Contrast checker → · Palette generator →