#2B61B5#2B61B5

#2B61B5 is a mid, vivid blue. Relative luminance 0.124; OKLCH L 50.2% C 0.145 H 259.1°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#2B61B5
RGB	rgb(43, 97, 181)
HSL	hsl(217, 62%, 44%)
HSV	hsv(217, 76%, 71%)
CMYK	cmyk(76.2%, 46.4%, 0%, 29%)
CIE-LAB	lab(41.84, 12.26, -49.67)
CIE-LCH	lch(41.84, 51.16, 283.86°)
OKLab	oklab(50.24% -0.0274 -0.1425)
OKLCH	oklch(50.24% 0.145 259.1)
XYZ	xyz(13.6084, 12.3976, 45.3829)
Luminance	0.1240 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B61B5 #B57F2B

analogous

#2BA6B5 #2B61B5 #3A2BB5

triadic

#2B61B5 #B52B61 #61B52B

tetradic

#2B61B5 #B52BA6 #B57F2B #2BB53A

square

#2B61B5 #B52BA6 #B57F2B #2BB53A

split-complementary

#2B61B5 #B53A2B #A6B52B

monochromatic

#142C52 #1F4684 #2B61B5 #4980D4 #7BA2E0

Accessibility & contrast

On white

6.03

#2B61B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#2B61B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2B61B5

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B61B5	#FFFFFF	#000000	##FFFFFF
##2B61B5	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3469B8

Deuteranopia (green-blind)

#135DB3

Tritanopia (blue-blind)

#007582

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #2b61b5;
/* rgb */ color: rgb(43, 97, 181);
/* oklch */ color: oklch(50.2% 0.145 259.1);

Tailwind

colors: {
  custom: {
    50: '#788dcc',
    500: '#2b61b5',
    950: '#000000',
  },
}

SCSS

$custom: #2b61b5;
$custom-light: #788dcc;
$custom-dark: #000000;

JSON

{
  "hex": "#2b61b5",
  "rgb": {
    "r": 43,
    "g": 97,
    "b": 181
  },
  "hsl": {
    "h": 216.522,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.50241,
    "c": 0.14509,
    "h": 259.1
  },
  "luminance": 0.12399
}

Semantic roles & 50–950 ramp

primary

#2B61B5

secondary

#C8A774

accent

#A543E5

background

#F7F8FC

surface

#EEF0F9

border

#C9CBD2

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2B61B5

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

Preview Lab → · Contrast checker → · Palette generator →