#2B61BF#2B61BF

#2B61BF is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.0% C 0.159 H 260.6°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#2B61BF
RGB	rgb(43, 97, 191)
HSL	hsl(218, 63%, 46%)
HSV	hsv(218, 77%, 75%)
CMYK	cmyk(77.5%, 49.2%, 0%, 25.1%)
CIE-LAB	lab(42.50, 16.08, -54.45)
CIE-LCH	lch(42.50, 56.77, 286.45°)
OKLab	oklab(50.95% -0.0258 -0.1565)
OKLCH	oklch(50.95% 0.159 260.6)
XYZ	xyz(14.6715, 12.8229, 50.9819)
Luminance	0.1283 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B61BF #BF892B

analogous

#2BABBF #2B61BF #3F2BBF

triadic

#2B61BF #BF2B61 #61BF2B

tetradic

#2B61BF #BF2BAB #BF892B #2BBF3F

square

#2B61BF #BF2BAB #BF892B #2BBF3F

split-complementary

#2B61BF #BF3F2B #ABBF2B

monochromatic

#152E5B #20488D #2B61BF #5081D8 #82A5E3

Accessibility & contrast

On white

5.89

#2B61BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#2B61BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B61BF

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B61BF	#FFFFFF	#000000	##FFFFFF
##2B61BF	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A6BC2

Deuteranopia (green-blind)

#005EBD

Tritanopia (blue-blind)

#007887

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #2b61bf;
/* rgb */ color: rgb(43, 97, 191);
/* oklch */ color: oklch(51.0% 0.159 260.6);

Tailwind

colors: {
  custom: {
    50: '#7a8dd3',
    500: '#2b61bf',
    950: '#000000',
  },
}

SCSS

$custom: #2b61bf;
$custom-light: #7a8dd3;
$custom-dark: #000000;

JSON

{
  "hex": "#2b61bf",
  "rgb": {
    "r": 43,
    "g": 97,
    "b": 191
  },
  "hsl": {
    "h": 218.108,
    "s": 63.248,
    "l": 45.882
  },
  "oklch": {
    "l": 0.50953,
    "c": 0.15867,
    "h": 260.6
  },
  "luminance": 0.12825
}

Semantic roles & 50–950 ramp

primary

#2B61BF

secondary

#CCAE7A

accent

#AA42E6

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #2B61BF

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

Preview Lab → · Contrast checker → · Palette generator →