#2F34A2#2F34A2

#2F34A2 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.9% C 0.173 H 273.4°. Best body text is #FFFFFF at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#2F34A2
RGB	rgb(47, 52, 162)
HSL	hsl(237, 55%, 41%)
HSV	hsv(237, 71%, 64%)
CMYK	cmyk(71%, 67.9%, 0%, 36.5%)
CIE-LAB	lab(28.56, 35.15, -59.92)
CIE-LCH	lch(28.56, 69.47, 300.40°)
OKLab	oklab(39.86% 0.0101 -0.1731)
OKLCH	oklch(39.86% 0.173 273.4)
XYZ	xyz(8.9197, 5.6681, 34.7994)
Luminance	0.0567 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F34A2 #A29D2F

analogous

#2F6DA2 #2F34A2 #632FA2

triadic

#2F34A2 #A22F34 #34A22F

tetradic

#2F34A2 #A22F6D #A29D2F #2FA263

square

#2F34A2 #A22F6D #A29D2F #2FA263

split-complementary

#2F34A2 #A2632F #6DA22F

monochromatic

#131643 #212573 #2F34A2 #454BC9 #7579D7

Accessibility & contrast

On white

9.84

#2F34A2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#2F34A2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F34A2

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F34A2	#FFFFFF	#000000	##FFFFFF
##2F34A2	1.00	9.84	2.13	9.84
#FFFFFF	9.84	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049A5

Deuteranopia (green-blind)

#003EA0

Tritanopia (blue-blind)

#005166

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2f34a2;
/* rgb */ color: rgb(47, 52, 162);
/* oklch */ color: oklch(39.9% 0.173 273.4);

Tailwind

colors: {
  custom: {
    50: '#786cbf',
    500: '#2f34a2',
    950: '#000000',
  },
}

SCSS

$custom: #2f34a2;
$custom-light: #786cbf;
$custom-dark: #000000;

JSON

{
  "hex": "#2f34a2",
  "rgb": {
    "r": 47,
    "g": 52,
    "b": 162
  },
  "hsl": {
    "h": 237.391,
    "s": 55.024,
    "l": 40.98
  },
  "oklch": {
    "l": 0.39858,
    "c": 0.17343,
    "h": 273.4
  },
  "luminance": 0.05669
}

Semantic roles & 50–950 ramp

primary

#2F34A2

secondary

#BFBB6E

accent

#D849DE

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #2F34A2

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

Preview Lab → · Contrast checker → · Palette generator →