#2F39A5#2F39A5

#2F39A5 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.0% C 0.172 H 272.2°. Best body text is #FFFFFF at 9.34:1 contrast (WCAG AA passes).

Color values

HEX	#2F39A5
RGB	rgb(47, 57, 165)
HSL	hsl(235, 56%, 42%)
HSV	hsv(235, 72%, 65%)
CMYK	cmyk(71.5%, 65.5%, 0%, 35.3%)
CIE-LAB	lab(30.03, 33.04, -59.32)
CIE-LCH	lch(30.03, 67.90, 299.12°)
OKLab	oklab(41.01% 0.0064 -0.1714)
OKLCH	oklch(41.01% 0.172 272.2)
XYZ	xyz(9.4247, 6.2463, 36.2990)
Luminance	0.0625 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F39A5 #A59B2F

analogous

#2F74A5 #2F39A5 #602FA5

triadic

#2F39A5 #A52F39 #39A52F

tetradic

#2F39A5 #A52F74 #A59B2F #2FA560

square

#2F39A5 #A52F74 #A59B2F #2FA560

split-complementary

#2F39A5 #A5602F #74A52F

monochromatic

#141846 #212975 #2F39A5 #4752CB #767FD8

Accessibility & contrast

On white

9.34

#2F39A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#2F39A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F39A5

9.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F39A5	#FFFFFF	#000000	##FFFFFF
##2F39A5	1.00	9.34	2.25	9.34
#FFFFFF	9.34	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA8

Deuteranopia (green-blind)

#0041A3

Tritanopia (blue-blind)

#00556A

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #2f39a5;
/* rgb */ color: rgb(47, 57, 165);
/* oklch */ color: oklch(41.0% 0.172 272.2);

Tailwind

colors: {
  custom: {
    50: '#786fc1',
    500: '#2f39a5',
    950: '#000000',
  },
}

SCSS

$custom: #2f39a5;
$custom-light: #786fc1;
$custom-dark: #000000;

JSON

{
  "hex": "#2f39a5",
  "rgb": {
    "r": 47,
    "g": 57,
    "b": 165
  },
  "hsl": {
    "h": 234.915,
    "s": 55.66,
    "l": 41.569
  },
  "oklch": {
    "l": 0.41011,
    "c": 0.1715,
    "h": 272.2
  },
  "luminance": 0.06247
}

Semantic roles & 50–950 ramp

primary

#2F39A5

secondary

#C0B970

accent

#D249DF

background

#F7F6FC

surface

#EEECF8

border

#C9C7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2F39A5

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

Preview Lab → · Contrast checker → · Palette generator →