#2C377F#2C377F

#2C377F is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.1% C 0.121 H 272.5°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#2C377F
RGB	rgb(44, 55, 127)
HSL	hsl(232, 49%, 34%)
HSV	hsv(232, 65%, 50%)
CMYK	cmyk(65.4%, 56.7%, 0%, 50.2%)
CIE-LAB	lab(26.16, 19.94, -42.27)
CIE-LCH	lch(26.16, 46.73, 295.25°)
OKLab	oklab(37.11% 0.0053 -0.1214)
OKLCH	oklch(37.11% 0.122 272.5)
XYZ	xyz(6.2344, 4.7996, 20.6724)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C377F #7F742C

analogous

#2C607F #2C377F #4A2C7F

triadic

#2C377F #7F2C37 #377F2C

tetradic

#2C377F #7F2C60 #7F742C #2C7F4A

square

#2C377F #7F2C60 #7F742C #2C7F4A

split-complementary

#2C377F #7F4A2C #607F2C

monochromatic

#0D1024 #1C2352 #2C377F #3C4BAC #5E6CC7

Accessibility & contrast

On white

10.71

#2C377F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#2C377F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C377F

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C377F	#FFFFFF	#000000	##FFFFFF
##2C377F	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#024281

Deuteranopia (green-blind)

#003A7E

Tritanopia (blue-blind)

#004855

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2c377f;
/* rgb */ color: rgb(44, 55, 127);
/* oklch */ color: oklch(37.1% 0.121 272.5);

Tailwind

colors: {
  custom: {
    50: '#6f6da5',
    500: '#2c377f',
    950: '#000000',
  },
}

SCSS

$custom: #2c377f;
$custom-light: #6f6da5;
$custom-dark: #000000;

JSON

{
  "hex": "#2c377f",
  "rgb": {
    "r": 44,
    "g": 55,
    "b": 127
  },
  "hsl": {
    "h": 232.048,
    "s": 48.538,
    "l": 33.529
  },
  "oklch": {
    "l": 0.37111,
    "c": 0.1215,
    "h": 272.5
  },
  "luminance": 0.048
}

Semantic roles & 50–950 ramp

primary

#2C377F

secondary

#ADA259

accent

#C650D8

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #2C377F

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

Preview Lab → · Contrast checker → · Palette generator →