#2F376E#2F376E

#2F376E is a dark, moderate blue. Relative luminance 0.045; OKLCH L 36.0% C 0.095 H 274.4°. Best body text is #FFFFFF at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#2F376E
RGB	rgb(47, 55, 110)
HSL	hsl(232, 40%, 31%)
HSV	hsv(232, 57%, 43%)
CMYK	cmyk(57.3%, 50%, 0%, 56.9%)
CIE-LAB	lab(25.14, 14.30, -33.10)
CIE-LCH	lch(25.14, 36.06, 293.36°)
OKLab	oklab(36.01% 0.0073 -0.0943)
OKLCH	oklch(36.01% 0.095 274.4)
XYZ	xyz(5.3520, 4.4621, 15.3281)
Luminance	0.0446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F376E #6E662F

analogous

#2F566E #2F376E #462F6E

triadic

#2F376E #6E2F37 #376E2F

tetradic

#2F376E #6E2F56 #6E662F #2F6E46

square

#2F376E #6E2F56 #6E662F #2F6E46

split-complementary

#2F376E #6E462F #566E2F

monochromatic

#0A0C18 #1D2243 #2F376E #414C99 #5D69BA

Accessibility & contrast

On white

11.10

#2F376E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2F376E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F376E

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F376E	#FFFFFF	#000000	##FFFFFF
##2F376E	1.00	11.10	1.89	11.10
#FFFFFF	11.10	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D3E70

Deuteranopia (green-blind)

#16396D

Tritanopia (blue-blind)

#0F434D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2f376e;
/* rgb */ color: rgb(47, 55, 110);
/* oklch */ color: oklch(36.0% 0.095 274.4);

Tailwind

colors: {
  custom: {
    50: '#6d6d98',
    500: '#2f376e',
    950: '#000000',
  },
}

SCSS

$custom: #2f376e;
$custom-light: #6d6d98;
$custom-dark: #000000;

JSON

{
  "hex": "#2f376e",
  "rgb": {
    "r": 47,
    "g": 55,
    "b": 110
  },
  "hsl": {
    "h": 232.381,
    "s": 40.127,
    "l": 30.784
  },
  "oklch": {
    "l": 0.36012,
    "c": 0.09463,
    "h": 274.4
  },
  "luminance": 0.04463
}

Semantic roles & 50–950 ramp

primary

#2F376E

secondary

#9F9659

accent

#C158D0

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #2F376E

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

Preview Lab → · Contrast checker → · Palette generator →