#2C3971#2C3971

#2C3971 is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.5% C 0.097 H 271.0°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#2C3971
RGB	rgb(44, 57, 113)
HSL	hsl(229, 44%, 31%)
HSV	hsv(229, 61%, 44%)
CMYK	cmyk(61.1%, 49.6%, 0%, 55.7%)
CIE-LAB	lab(25.72, 13.33, -34.10)
CIE-LCH	lch(25.72, 36.62, 291.35°)
OKLab	oklab(36.46% 0.0018 -0.0973)
OKLCH	oklch(36.46% 0.097 271)
XYZ	xyz(5.4815, 4.6536, 16.2290)
Luminance	0.0465 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C3971 #71642C

analogous

#2C5B71 #2C3971 #412C71

triadic

#2C3971 #712C39 #39712C

tetradic

#2C3971 #712C5B #71642C #2C7141

square

#2C3971 #712C5B #71642C #2C7141

split-complementary

#2C3971 #71412C #5B712C

monochromatic

#0A0D19 #1B2345 #2C3971 #3D4F9D #596CBE

Accessibility & contrast

On white

10.88

#2C3971 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2C3971 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C3971

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C3971	#FFFFFF	#000000	##FFFFFF
##2C3971	1.00	10.88	1.93	10.88
#FFFFFF	10.88	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E4073

Deuteranopia (green-blind)

#143A70

Tritanopia (blue-blind)

#00464F

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2c3971;
/* rgb */ color: rgb(44, 57, 113);
/* oklch */ color: oklch(36.5% 0.097 271.0);

Tailwind

colors: {
  custom: {
    50: '#6c6f9a',
    500: '#2c3971',
    950: '#000000',
  },
}

SCSS

$custom: #2c3971;
$custom-light: #6c6f9a;
$custom-dark: #000000;

JSON

{
  "hex": "#2c3971",
  "rgb": {
    "r": 44,
    "g": 57,
    "b": 113
  },
  "hsl": {
    "h": 228.696,
    "s": 43.949,
    "l": 30.784
  },
  "oklch": {
    "l": 0.36463,
    "c": 0.09736,
    "h": 271
  },
  "luminance": 0.04654
}

Semantic roles & 50–950 ramp

primary

#2C3971

secondary

#A39456

accent

#BC54D4

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #2C3971

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

Preview Lab → · Contrast checker → · Palette generator →