#2B5FA8#2B5FA8

#2B5FA8 is a mid, vivid blue. Relative luminance 0.115; OKLCH L 48.9% C 0.130 H 257.5°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#2B5FA8
RGB	rgb(43, 95, 168)
HSL	hsl(215, 59%, 41%)
HSV	hsv(215, 74%, 66%)
CMYK	cmyk(74.4%, 43.5%, 0%, 34.1%)
CIE-LAB	lab(40.45, 8.59, -44.25)
CIE-LCH	lch(40.45, 45.07, 280.98°)
OKLab	oklab(48.9% -0.0281 -0.1266)
OKLCH	oklch(48.9% 0.13 257.5)
XYZ	xyz(12.1538, 11.5238, 38.6220)
Luminance	0.1153 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5FA8 #A8742B

analogous

#2B9EA8 #2B5FA8 #362BA8

triadic

#2B5FA8 #A82B5F #5FA82B

tetradic

#2B5FA8 #A82B9E #A8742B #2BA836

square

#2B5FA8 #A82B9E #A8742B #2BA836

split-complementary

#2B5FA8 #A8362B #9EA82B

monochromatic

#122847 #1F4377 #2B5FA8 #427CCF #729EDB

Accessibility & contrast

On white

6.35

#2B5FA8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#2B5FA8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B5FA8

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5FA8	#FFFFFF	#000000	##FFFFFF
##2B5FA8	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B66AB

Deuteranopia (green-blind)

#255AA7

Tritanopia (blue-blind)

#00707B

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #2b5fa8;
/* rgb */ color: rgb(43, 95, 168);
/* oklch */ color: oklch(48.9% 0.130 257.5);

Tailwind

colors: {
  custom: {
    50: '#758bc2',
    500: '#2b5fa8',
    950: '#000000',
  },
}

SCSS

$custom: #2b5fa8;
$custom-light: #758bc2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5fa8",
  "rgb": {
    "r": 43,
    "g": 95,
    "b": 168
  },
  "hsl": {
    "h": 215.04,
    "s": 59.242,
    "l": 41.373
  },
  "oklch": {
    "l": 0.48904,
    "c": 0.12967,
    "h": 257.5
  },
  "luminance": 0.11525
}

Semantic roles & 50–950 ramp

primary

#2B5FA8

secondary

#C29F6C

accent

#A145E2

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0C12

muted

#7C7D81

Preview Lab

Preview with #2B5FA8

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

Preview Lab → · Contrast checker → · Palette generator →