#2A59BC#2A59BC

#2A59BC is a mid, vivid blue. Relative luminance 0.113; OKLCH L 49.0% C 0.165 H 262.8°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#2A59BC
RGB	rgb(42, 89, 188)
HSL	hsl(221, 63%, 45%)
HSV	hsv(221, 78%, 74%)
CMYK	cmyk(77.7%, 52.7%, 0%, 26.3%)
CIE-LAB	lab(40.03, 20.04, -56.70)
CIE-LCH	lch(40.03, 60.13, 289.46°)
OKLab	oklab(48.99% -0.0207 -0.1633)
OKLCH	oklch(48.99% 0.165 262.8)
XYZ	xyz(13.6011, 11.2663, 49.0250)
Luminance	0.1127 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A59BC #BC8D2A

analogous

#2AA2BC #2A59BC #442ABC

triadic

#2A59BC #BC2A59 #59BC2A

tetradic

#2A59BC #BC2AA2 #BC8D2A #2ABC44

square

#2A59BC #BC2AA2 #BC8D2A #2ABC44

split-complementary

#2A59BC #BC442A #A2BC2A

monochromatic

#142A58 #1F418A #2A59BC #4C79D7 #7E9EE2

Accessibility & contrast

On white

6.45

#2A59BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#2A59BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2A59BC

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A59BC	#FFFFFF	#000000	##FFFFFF
##2A59BC	1.00	6.45	3.25	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1165C0

Deuteranopia (green-blind)

#0058BA

Tritanopia (blue-blind)

#007182

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #2a59bc;
/* rgb */ color: rgb(42, 89, 188);
/* oklch */ color: oklch(49.0% 0.165 262.8);

Tailwind

colors: {
  custom: {
    50: '#7a87d1',
    500: '#2a59bc',
    950: '#000000',
  },
}

SCSS

$custom: #2a59bc;
$custom-light: #7a87d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2a59bc",
  "rgb": {
    "r": 42,
    "g": 89,
    "b": 188
  },
  "hsl": {
    "h": 220.685,
    "s": 63.478,
    "l": 45.098
  },
  "oklch": {
    "l": 0.48992,
    "c": 0.16463,
    "h": 262.8
  },
  "luminance": 0.11268
}

Semantic roles & 50–950 ramp

primary

#2A59BC

secondary

#CBB077

accent

#B141E7

background

#F8F8FC

surface

#EFEFF9

border

#CACAD2

text

#0B0B14

muted

#7C7C82

Preview Lab

Preview with #2A59BC

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

Preview Lab → · Contrast checker → · Palette generator →