#2B508C#2B508C

#2B508C is a dark, moderate blue. Relative luminance 0.081; OKLCH L 43.6% C 0.108 H 259.6°. Best body text is #FFFFFF at 7.99:1 contrast (WCAG AA passes).

Color values

HEX	#2B508C
RGB	rgb(43, 80, 140)
HSL	hsl(217, 53%, 36%)
HSV	hsv(217, 69%, 55%)
CMYK	cmyk(69.3%, 42.9%, 0%, 45.1%)
CIE-LAB	lab(34.28, 7.72, -37.27)
CIE-LCH	lch(34.28, 38.06, 281.70°)
OKLab	oklab(43.58% -0.0195 -0.1063)
OKLCH	oklch(43.58% 0.108 259.6)
XYZ	xyz(8.5969, 8.1435, 25.9246)
Luminance	0.0814 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B508C #8C672B

analogous

#2B808C #2B508C #362B8C

triadic

#2B508C #8C2B50 #508C2B

tetradic

#2B508C #8C2B80 #8C672B #2B8C36

square

#2B508C #8C2B80 #8C672B #2B8C36

split-complementary

#2B508C #8C362B #808C2B

monochromatic

#0E1A2E #1D355D #2B508C #396BBB #628CCF

Accessibility & contrast

On white

7.99

#2B508C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#2B508C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B508C

7.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B508C	#FFFFFF	#000000	##FFFFFF
##2B508C	1.00	7.99	2.63	7.99
#FFFFFF	7.99	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	7.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#34558E

Deuteranopia (green-blind)

#254C8B

Tritanopia (blue-blind)

#005E67

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2b508c;
/* rgb */ color: rgb(43, 80, 140);
/* oklch */ color: oklch(43.6% 0.108 259.6);

Tailwind

colors: {
  custom: {
    50: '#7080ae',
    500: '#2b508c',
    950: '#000000',
  },
}

SCSS

$custom: #2b508c;
$custom-light: #7080ae;
$custom-dark: #000000;

JSON

{
  "hex": "#2b508c",
  "rgb": {
    "r": 43,
    "g": 80,
    "b": 140
  },
  "hsl": {
    "h": 217.113,
    "s": 53.005,
    "l": 35.882
  },
  "oklch": {
    "l": 0.43576,
    "c": 0.1081,
    "h": 259.6
  },
  "luminance": 0.08144
}

Semantic roles & 50–950 ramp

primary

#2B508C

secondary

#B5945E

accent

#A54BDC

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A10

muted

#7B7C7F

Preview Lab

Preview with #2B508C

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

Preview Lab → · Contrast checker → · Palette generator →