#2A55FA#2A55FA

#2A55FA is a mid, highly saturated blue. Relative luminance 0.139; OKLCH L 53.6% C 0.248 H 266.0°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#2A55FA
RGB	rgb(42, 85, 250)
HSL	hsl(228, 95%, 57%)
HSV	hsv(228, 83%, 98%)
CMYK	cmyk(83.2%, 66%, 0%, 2%)
CIE-LAB	lab(44.07, 45.49, -85.49)
CIE-LCH	lch(44.07, 96.84, 298.02°)
OKLab	oklab(53.57% -0.0172 -0.2478)
OKLCH	oklch(53.57% 0.248 266)
XYZ	xyz(21.4526, 13.8887, 91.9741)
Luminance	0.1389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A55FA #FACF2A

analogous

#2ABDFA #2A55FA #672AFA

triadic

#2A55FA #FA2A55 #55FA2A

tetradic

#2A55FA #FA2ABD #FACF2A #2AFA67

square

#2A55FA #FA2ABD #FACF2A #2AFA67

split-complementary

#2A55FA #FA672A #BDFA2A

monochromatic

#0425A6 #0533E2 #2A55FA #6685FB #A2B4FD

Accessibility & contrast

On white

5.56

#2A55FA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#2A55FA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A55FA

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A55FA	#FFFFFF	#000000	##FFFFFF
##2A55FA	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072FF

Deuteranopia (green-blind)

#005EF7

Tritanopia (blue-blind)

#0082A0

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #2a55fa;
/* rgb */ color: rgb(42, 85, 250);
/* oklch */ color: oklch(53.6% 0.248 266.0);

Tailwind

colors: {
  custom: {
    50: '#8985fd',
    500: '#2a55fa',
    950: '#000000',
  },
}

SCSS

$custom: #2a55fa;
$custom-light: #8985fd;
$custom-dark: #000000;

JSON

{
  "hex": "#2a55fa",
  "rgb": {
    "r": 42,
    "g": 85,
    "b": 250
  },
  "hsl": {
    "h": 227.596,
    "s": 95.413,
    "l": 57.255
  },
  "oklch": {
    "l": 0.53569,
    "c": 0.24836,
    "h": 266
  },
  "luminance": 0.13891
}

Semantic roles & 50–950 ramp

primary

#2A55FA

secondary

#EAD996

accent

#D329FF

background

#F9F8FF

surface

#F2EFFF

border

#CCCAD7

text

#0E0B18

muted

#7E7C86

Preview Lab

Preview with #2A55FA

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

Preview Lab → · Contrast checker → · Palette generator →