#256B9D#256B9D

#256B9D is a mid, moderate cyan. Relative luminance 0.133; OKLCH L 50.9% C 0.105 H 243.9°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#256B9D
RGB	rgb(37, 107, 157)
HSL	hsl(205, 62%, 38%)
HSV	hsv(205, 76%, 62%)
CMYK	cmyk(76.4%, 31.8%, 0%, 38.4%)
CIE-LAB	lab(43.27, -3.93, -33.26)
CIE-LCH	lch(43.27, 33.49, 263.26°)
OKLab	oklab(50.86% -0.0461 -0.0943)
OKLCH	oklch(50.86% 0.105 243.9)
XYZ	xyz(12.1041, 13.3416, 33.8290)
Luminance	0.1334 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#256B9D #9D5725

analogous

#259D93 #256B9D #252F9D

triadic

#256B9D #9D256B #6B9D25

tetradic

#256B9D #93259D #9D5725 #2F9D25

square

#256B9D #93259D #9D5725 #2F9D25

split-complementary

#256B9D #9D252F #9D9325

monochromatic

#0E273A #19496B #256B9D #318DCE #62A8DA

Accessibility & contrast

On white

5.72

#256B9D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#256B9D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #256B9D

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##256B9D	#FFFFFF	#000000	##FFFFFF
##256B9D	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#546C9F

Deuteranopia (green-blind)

#43619C

Tritanopia (blue-blind)

#00777D

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #256b9d;
/* rgb */ color: rgb(37, 107, 157);
/* oklch */ color: oklch(50.9% 0.105 243.9);

Tailwind

colors: {
  custom: {
    50: '#7195ba',
    500: '#256b9d',
    950: '#000000',
  },
}

SCSS

$custom: #256b9d;
$custom-light: #7195ba;
$custom-dark: #000000;

JSON

{
  "hex": "#256b9d",
  "rgb": {
    "r": 37,
    "g": 107,
    "b": 157
  },
  "hsl": {
    "h": 205,
    "s": 61.856,
    "l": 38.039
  },
  "oklch": {
    "l": 0.50862,
    "c": 0.10495,
    "h": 243.9
  },
  "luminance": 0.13343
}

Semantic roles & 50–950 ramp

primary

#256B9D

secondary

#BF875E

accent

#8643E5

background

#F7F9FB

surface

#EDF1F6

border

#C8CBD0

text

#090D11

muted

#7B7E80

Preview Lab

Preview with #256B9D

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

Preview Lab → · Contrast checker → · Palette generator →