#2B34A7#2B34A7

#2B34A7 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 40.1% C 0.181 H 271.6°. Best body text is #FFFFFF at 9.76:1 contrast (WCAG AA passes).

Color values

HEX	#2B34A7
RGB	rgb(43, 52, 167)
HSL	hsl(236, 59%, 41%)
HSV	hsv(236, 74%, 65%)
CMYK	cmyk(74.3%, 68.9%, 0%, 34.5%)
CIE-LAB	lab(28.80, 36.46, -62.56)
CIE-LCH	lch(28.80, 72.41, 300.24°)
OKLab	oklab(40.11% 0.0051 -0.1809)
OKLCH	oklch(40.11% 0.181 271.6)
XYZ	xyz(9.1969, 5.7586, 37.1786)
Luminance	0.0576 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B34A7 #A79E2B

analogous

#2B72A7 #2B34A7 #602BA7

triadic

#2B34A7 #A72B34 #34A72B

tetradic

#2B34A7 #A72B72 #A79E2B #2BA760

square

#2B34A7 #A72B72 #A79E2B #2BA760

split-complementary

#2B34A7 #A7602B #72A72B

monochromatic

#121646 #1E2576 #2B34A7 #414BCE #7279DB

Accessibility & contrast

On white

9.76

#2B34A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#2B34A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B34A7

9.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B34A7	#FFFFFF	#000000	##FFFFFF
##2B34A7	1.00	9.76	2.15	9.76
#FFFFFF	9.76	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AAB

Deuteranopia (green-blind)

#003EA5

Tritanopia (blue-blind)

#005369

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2b34a7;
/* rgb */ color: rgb(43, 52, 167);
/* oklch */ color: oklch(40.1% 0.181 271.6);

Tailwind

colors: {
  custom: {
    50: '#786cc2',
    500: '#2b34a7',
    950: '#000000',
  },
}

SCSS

$custom: #2b34a7;
$custom-light: #786cc2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b34a7",
  "rgb": {
    "r": 43,
    "g": 52,
    "b": 167
  },
  "hsl": {
    "h": 235.645,
    "s": 59.048,
    "l": 41.176
  },
  "oklch": {
    "l": 0.4011,
    "c": 0.18102,
    "h": 271.6
  },
  "luminance": 0.0576
}

Semantic roles & 50–950 ramp

primary

#2B34A7

secondary

#C2BC6C

accent

#D746E2

background

#F7F6FC

surface

#EEEBF8

border

#C9C6D1

text

#0A0713

muted

#7C7A82

Preview Lab

Preview with #2B34A7

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

Preview Lab → · Contrast checker → · Palette generator →