#2C307E#2C307E

#2C307E is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.6% C 0.130 H 275.4°. Best body text is #FFFFFF at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#2C307E
RGB	rgb(44, 48, 126)
HSL	hsl(237, 48%, 33%)
HSV	hsv(237, 65%, 49%)
CMYK	cmyk(65.1%, 61.9%, 0%, 50.6%)
CIE-LAB	lab(24.18, 24.35, -44.85)
CIE-LCH	lch(24.18, 51.03, 298.50°)
OKLab	oklab(35.61% 0.0122 -0.129)
OKLCH	oklch(35.61% 0.13 275.4)
XYZ	xyz(5.8603, 4.1553, 20.2278)
Luminance	0.0416 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C307E #7E7A2C

analogous

#2C597E #2C307E #512C7E

triadic

#2C307E #7E2C30 #307E2C

tetradic

#2C307E #7E2C59 #7E7A2C #2C7E51

square

#2C307E #7E2C59 #7E7A2C #2C7E51

split-complementary

#2C307E #7E512C #597E2C

monochromatic

#0C0D23 #1C1F51 #2C307E #3C41AB #5E63C7

Accessibility & contrast

On white

11.47

#2C307E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#2C307E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C307E

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C307E	#FFFFFF	#000000	##FFFFFF
##2C307E	1.00	11.47	1.83	11.47
#FFFFFF	11.47	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D81

Deuteranopia (green-blind)

#00367C

Tritanopia (blue-blind)

#004352

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #2c307e;
/* rgb */ color: rgb(44, 48, 126);
/* oklch */ color: oklch(35.6% 0.130 275.4);

Tailwind

colors: {
  custom: {
    50: '#6f68a4',
    500: '#2c307e',
    950: '#000000',
  },
}

SCSS

$custom: #2c307e;
$custom-light: #6f68a4;
$custom-dark: #000000;

JSON

{
  "hex": "#2c307e",
  "rgb": {
    "r": 44,
    "g": 48,
    "b": 126
  },
  "hsl": {
    "h": 237.073,
    "s": 48.235,
    "l": 33.333
  },
  "oklch": {
    "l": 0.35613,
    "c": 0.12962,
    "h": 275.4
  },
  "luminance": 0.04156
}

Semantic roles & 50–950 ramp

primary

#2C307E

secondary

#ADA959

accent

#D150D8

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #2C307E

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

Preview Lab → · Contrast checker → · Palette generator →