#2E308B#2E308B

#2E308B is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.9% C 0.148 H 275.5°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#2E308B
RGB	rgb(46, 48, 139)
HSL	hsl(239, 50%, 36%)
HSV	hsv(239, 67%, 55%)
CMYK	cmyk(66.9%, 65.5%, 0%, 45.5%)
CIE-LAB	lab(25.44, 29.39, -50.93)
CIE-LCH	lch(25.44, 58.80, 299.99°)
OKLab	oklab(36.92% 0.0141 -0.1468)
OKLCH	oklch(36.92% 0.148 275.5)
XYZ	xyz(6.8423, 4.5582, 24.9403)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E308B #8B892E

analogous

#2E5F8B #2E308B #5B2E8B

triadic

#2E308B #8B2E30 #308B2E

tetradic

#2E308B #8B2E5F #8B892E #2E8B5B

square

#2E308B #8B2E5F #8B892E #2E8B5B

split-complementary

#2E308B #8B5B2E #5F8B2E

monochromatic

#10102F #1F205D #2E308B #3D40B9 #6769CD

Accessibility & contrast

On white

10.98

#2E308B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2E308B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E308B

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E308B	#FFFFFF	#000000	##FFFFFF
##2E308B	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408E

Deuteranopia (green-blind)

#003889

Tritanopia (blue-blind)

#004759

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2e308b;
/* rgb */ color: rgb(46, 48, 139);
/* oklch */ color: oklch(36.9% 0.148 275.5);

Tailwind

colors: {
  custom: {
    50: '#7368ae',
    500: '#2e308b',
    950: '#000000',
  },
}

SCSS

$custom: #2e308b;
$custom-light: #7368ae;
$custom-dark: #000000;

JSON

{
  "hex": "#2e308b",
  "rgb": {
    "r": 46,
    "g": 48,
    "b": 139
  },
  "hsl": {
    "h": 238.71,
    "s": 50.27,
    "l": 36.275
  },
  "oklch": {
    "l": 0.36924,
    "c": 0.14751,
    "h": 275.5
  },
  "luminance": 0.04559
}

Semantic roles & 50–950 ramp

primary

#2E308B

secondary

#B3B261

accent

#D74EDA

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2E308B

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

Preview Lab → · Contrast checker → · Palette generator →