#2E397B#2E397B

#2E397B is a dark, moderate blue. Relative luminance 0.049; OKLCH L 37.4% C 0.112 H 272.7°. Best body text is #FFFFFF at 10.57:1 contrast (WCAG AA passes).

Color values

HEX	#2E397B
RGB	rgb(46, 57, 123)
HSL	hsl(231, 46%, 33%)
HSV	hsv(231, 63%, 48%)
CMYK	cmyk(62.6%, 53.7%, 0%, 51.8%)
CIE-LAB	lab(26.55, 17.46, -39.10)
CIE-LCH	lch(26.55, 42.82, 294.06°)
OKLab	oklab(37.35% 0.0053 -0.112)
OKLCH	oklch(37.35% 0.112 272.7)
XYZ	xyz(6.1638, 4.9367, 19.3631)
Luminance	0.0494 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2E397B #7B702E

analogous

#2E5F7B #2E397B #4A2E7B

triadic

#2E397B #7B2E39 #397B2E

tetradic

#2E397B #7B2E5F #7B702E #2E7B4A

square

#2E397B #7B2E5F #7B702E #2E7B4A

split-complementary

#2E397B #7B4A2E #5F7B2E

monochromatic

#0D1022 #1D244E #2E397B #3F4EA8 #606EC3

Accessibility & contrast

On white

10.57

#2E397B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#2E397B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2E397B

10.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2E397B	#FFFFFF	#000000	##FFFFFF
##2E397B	1.00	10.57	1.99	10.57
#FFFFFF	10.57	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13427D

Deuteranopia (green-blind)

#003C7A

Tritanopia (blue-blind)

#004854

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2e397b;
/* rgb */ color: rgb(46, 57, 123);
/* oklch */ color: oklch(37.4% 0.112 272.7);

Tailwind

colors: {
  custom: {
    50: '#6f6fa2',
    500: '#2e397b',
    950: '#000000',
  },
}

SCSS

$custom: #2e397b;
$custom-light: #6f6fa2;
$custom-dark: #000000;

JSON

{
  "hex": "#2e397b",
  "rgb": {
    "r": 46,
    "g": 57,
    "b": 123
  },
  "hsl": {
    "h": 231.429,
    "s": 45.562,
    "l": 33.137
  },
  "oklch": {
    "l": 0.3735,
    "c": 0.11211,
    "h": 272.7
  },
  "luminance": 0.04937
}

Semantic roles & 50–950 ramp

primary

#2E397B

secondary

#AA9F5B

accent

#C353D5

background

#F7F6FA

surface

#EDECF3

border

#C8C7CD

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #2E397B

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

Preview Lab → · Contrast checker → · Palette generator →