#2B5F91#2B5F91

#2B5F91 is a mid, moderate cyan. Relative luminance 0.107; OKLCH L 47.5% C 0.098 H 249.9°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#2B5F91
RGB	rgb(43, 95, 145)
HSL	hsl(209, 54%, 37%)
HSV	hsv(209, 70%, 57%)
CMYK	cmyk(70.3%, 34.5%, 0%, 43.1%)
CIE-LAB	lab(39.14, -0.09, -32.59)
CIE-LCH	lch(39.14, 32.59, 269.84°)
OKLab	oklab(47.46% -0.0338 -0.0924)
OKLCH	oklch(47.46% 0.098 249.9)
XYZ	xyz(10.1974, 10.7413, 28.3184)
Luminance	0.1074 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5F91 #915D2B

analogous

#2B9190 #2B5F91 #2B2C91

triadic

#2B5F91 #912B5F #5F912B

tetradic

#2B5F91 #902B91 #915D2B #2C912B

square

#2B5F91 #902B91 #915D2B #2C912B

split-complementary

#2B5F91 #912B2C #91902B

monochromatic

#0F2133 #1D4062 #2B5F91 #397EC0 #659CD1

Accessibility & contrast

On white

6.67

#2B5F91 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#2B5F91 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5F91

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5F91	#FFFFFF	#000000	##FFFFFF
##2B5F91	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#496293

Deuteranopia (green-blind)

#3A5890

Tritanopia (blue-blind)

#006B71

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #2b5f91;
/* rgb */ color: rgb(43, 95, 145);
/* oklch */ color: oklch(47.5% 0.098 249.9);

Tailwind

colors: {
  custom: {
    50: '#718cb1',
    500: '#2b5f91',
    950: '#000000',
  },
}

SCSS

$custom: #2b5f91;
$custom-light: #718cb1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5f91",
  "rgb": {
    "r": 43,
    "g": 95,
    "b": 145
  },
  "hsl": {
    "h": 209.412,
    "s": 54.255,
    "l": 36.863
  },
  "oklch": {
    "l": 0.47459,
    "c": 0.09842,
    "h": 249.9
  },
  "luminance": 0.10742
}

Semantic roles & 50–950 ramp

primary

#2B5F91

secondary

#B88B60

accent

#924ADE

background

#F7F8FA

surface

#EDF0F5

border

#C8CBCF

text

#080C11

muted

#7B7D80

Preview Lab

Preview with #2B5F91

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

Preview Lab → · Contrast checker → · Palette generator →