#2B375E#2B375E

#2B375E is a dark, moderate blue. Relative luminance 0.041; OKLCH L 34.6% C 0.070 H 269.6°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#2B375E
RGB	rgb(43, 55, 94)
HSL	hsl(226, 37%, 27%)
HSV	hsv(226, 54%, 37%)
CMYK	cmyk(54.3%, 41.5%, 0%, 63.1%)
CIE-LAB	lab(23.85, 7.53, -24.83)
CIE-LCH	lch(23.85, 25.95, 286.86°)
OKLab	oklab(34.62% -0.0005 -0.0702)
OKLCH	oklch(34.62% 0.07 269.6)
XYZ	xyz(4.3822, 4.0538, 11.1391)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B375E #5E522B

analogous

#2B515E #2B375E #392B5E

triadic

#2B375E #5E2B37 #375E2B

tetradic

#2B375E #5E2B51 #5E522B #2B5E39

square

#2B375E #5E2B51 #5E522B #2B5E39

split-complementary

#2B375E #5E392B #515E2B

monochromatic

#0A0C15 #181E34 #2B375E #3E5088 #5369B0

Accessibility & contrast

On white

11.60

#2B375E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#2B375E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B375E

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B375E	#FFFFFF	#000000	##FFFFFF
##2B375E	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#283B60

Deuteranopia (green-blind)

#22375D

Tritanopia (blue-blind)

#153F46

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2b375e;
/* rgb */ color: rgb(43, 55, 94);
/* oklch */ color: oklch(34.6% 0.070 269.6);

Tailwind

colors: {
  custom: {
    50: '#686d8c',
    500: '#2b375e',
    950: '#000000',
  },
}

SCSS

$custom: #2b375e;
$custom-light: #686d8c;
$custom-dark: #000000;

JSON

{
  "hex": "#2b375e",
  "rgb": {
    "r": 43,
    "g": 55,
    "b": 94
  },
  "hsl": {
    "h": 225.882,
    "s": 37.226,
    "l": 26.863
  },
  "oklch": {
    "l": 0.34619,
    "c": 0.07022,
    "h": 269.6
  },
  "luminance": 0.04054
}

Semantic roles & 50–950 ramp

primary

#2B375E

secondary

#908255

accent

#B25BCD

background

#F6F6F8

surface

#EBEBF0

border

#C6C6CB

text

#06070C

muted

#7A7A7D

Preview Lab

Preview with #2B375E

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

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