#2F396D#2F396D

#2F396D is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.4% C 0.090 H 273.0°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#2F396D
RGB	rgb(47, 57, 109)
HSL	hsl(230, 40%, 31%)
HSV	hsv(230, 57%, 43%)
CMYK	cmyk(56.9%, 47.7%, 0%, 57.3%)
CIE-LAB	lab(25.67, 12.56, -31.63)
CIE-LCH	lch(25.67, 34.03, 291.65°)
OKLab	oklab(36.39% 0.0046 -0.09)
OKLCH	oklch(36.39% 0.09 273)
XYZ	xyz(5.3948, 4.6343, 15.0753)
Luminance	0.0464 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F396D #6D632F

analogous

#2F586D #2F396D #442F6D

triadic

#2F396D #6D2F39 #396D2F

tetradic

#2F396D #6D2F58 #6D632F #2F6D44

square

#2F396D #6D2F58 #6D632F #2F6D44

split-complementary

#2F396D #6D442F #586D2F

monochromatic

#0A0C17 #1D2342 #2F396D #414F98 #5D6CB9

Accessibility & contrast

On white

10.90

#2F396D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#2F396D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F396D

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F396D	#FFFFFF	#000000	##FFFFFF
##2F396D	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22406F

Deuteranopia (green-blind)

#1B3A6C

Tritanopia (blue-blind)

#10444D

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2f396d;
/* rgb */ color: rgb(47, 57, 109);
/* oklch */ color: oklch(36.4% 0.090 273.0);

Tailwind

colors: {
  custom: {
    50: '#6d6f97',
    500: '#2f396d',
    950: '#000000',
  },
}

SCSS

$custom: #2f396d;
$custom-light: #6d6f97;
$custom-dark: #000000;

JSON

{
  "hex": "#2f396d",
  "rgb": {
    "r": 47,
    "g": 57,
    "b": 109
  },
  "hsl": {
    "h": 230.323,
    "s": 39.744,
    "l": 30.588
  },
  "oklch": {
    "l": 0.36388,
    "c": 0.09011,
    "h": 273
  },
  "luminance": 0.04635
}

Semantic roles & 50–950 ramp

primary

#2F396D

secondary

#9E9359

accent

#BC58D0

background

#F6F6F9

surface

#ECECF2

border

#C7C7CC

text

#07070D

muted

#7A7A7E

Preview Lab

Preview with #2F396D

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

Preview Lab → · Contrast checker → · Palette generator →