#2F5183#2F5183

#2F5183 is a dark, moderate blue. Relative luminance 0.081; OKLCH L 43.4% C 0.092 H 258.0°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#2F5183
RGB	rgb(47, 81, 131)
HSL	hsl(216, 47%, 35%)
HSV	hsv(216, 64%, 51%)
CMYK	cmyk(64.1%, 38.2%, 0%, 48.6%)
CIE-LAB	lab(34.25, 4.45, -31.79)
CIE-LCH	lch(34.25, 32.10, 277.96°)
OKLab	oklab(43.43% -0.0192 -0.0902)
OKLCH	oklch(43.43% 0.092 258)
XYZ	xyz(8.2100, 8.1271, 22.6044)
Luminance	0.0813 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F5183 #83612F

analogous

#2F7B83 #2F5183 #372F83

triadic

#2F5183 #832F51 #51832F

tetradic

#2F5183 #832F7B #83612F #2F8337

square

#2F5183 #832F7B #83612F #2F8337

split-complementary

#2F5183 #83372F #7B832F

monochromatic

#0F1929 #1F3556 #2F5183 #3F6DB0 #658DC8

Accessibility & contrast

On white

8.00

#2F5183 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.63

#2F5183 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F5183

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F5183	#FFFFFF	#000000	##FFFFFF
##2F5183	1.00	8.00	2.63	8.00
#FFFFFF	8.00	1.00	21.00	1.00
#000000	2.63	21.00	1.00	21.00
##FFFFFF	8.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B5585

Deuteranopia (green-blind)

#304D82

Tritanopia (blue-blind)

#005C63

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2f5183;
/* rgb */ color: rgb(47, 81, 131);
/* oklch */ color: oklch(43.4% 0.092 258.0);

Tailwind

colors: {
  custom: {
    50: '#7081a7',
    500: '#2f5183',
    950: '#000000',
  },
}

SCSS

$custom: #2f5183;
$custom-light: #7081a7;
$custom-dark: #000000;

JSON

{
  "hex": "#2f5183",
  "rgb": {
    "r": 47,
    "g": 81,
    "b": 131
  },
  "hsl": {
    "h": 215.714,
    "s": 47.191,
    "l": 34.902
  },
  "oklch": {
    "l": 0.43431,
    "c": 0.09223,
    "h": 258
  },
  "luminance": 0.08128
}

Semantic roles & 50–950 ramp

primary

#2F5183

secondary

#AF8E5F

accent

#A151D7

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#080A0F

muted

#7B7C7F

Preview Lab

Preview with #2F5183

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

Preview Lab → · Contrast checker → · Palette generator →