#2A2F90#2A2F90

#2A2F90 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.9% C 0.157 H 273.5°. Best body text is #FFFFFF at 11.01:1 contrast (WCAG AA passes).

Color values

HEX	#2A2F90
RGB	rgb(42, 47, 144)
HSL	hsl(237, 55%, 36%)
HSV	hsv(237, 71%, 56%)
CMYK	cmyk(70.8%, 67.4%, 0%, 43.5%)
CIE-LAB	lab(25.38, 31.27, -54.14)
CIE-LCH	lch(25.38, 62.52, 300.01°)
OKLab	oklab(36.95% 0.0095 -0.1564)
OKLCH	oklch(36.95% 0.157 273.5)
XYZ	xyz(7.0037, 4.5382, 26.8870)
Luminance	0.0454 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A2F90 #908B2A

analogous

#2A6290 #2A2F90 #582A90

triadic

#2A2F90 #902A2F #2F902A

tetradic

#2A2F90 #902A62 #908B2A #2A9058

square

#2A2F90 #902A62 #908B2A #2A9058

split-complementary

#2A2F90 #90582A #62902A

monochromatic

#0E1031 #1C2061 #2A2F90 #383EBF #6368D1

Accessibility & contrast

On white

11.01

#2A2F90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2A2F90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A2F90

11.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A2F90	#FFFFFF	#000000	##FFFFFF
##2A2F90	1.00	11.01	1.91	11.01
#FFFFFF	11.01	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004193

Deuteranopia (green-blind)

#00378E

Tritanopia (blue-blind)

#00495B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2a2f90;
/* rgb */ color: rgb(42, 47, 144);
/* oklch */ color: oklch(36.9% 0.157 273.5);

Tailwind

colors: {
  custom: {
    50: '#7268b1',
    500: '#2a2f90',
    950: '#000000',
  },
}

SCSS

$custom: #2a2f90;
$custom-light: #7268b1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a2f90",
  "rgb": {
    "r": 42,
    "g": 47,
    "b": 144
  },
  "hsl": {
    "h": 237.059,
    "s": 54.839,
    "l": 36.471
  },
  "oklch": {
    "l": 0.36948,
    "c": 0.15665,
    "h": 273.5
  },
  "luminance": 0.04539
}

Semantic roles & 50–950 ramp

primary

#2A2F90

secondary

#B7B35E

accent

#D74ADE

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #2A2F90

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

Preview Lab → · Contrast checker → · Palette generator →