#2B7BB1#2B7BB1

#2B7BB1 is a mid, moderate cyan. Relative luminance 0.179; OKLCH L 56.0% C 0.113 H 242.6°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#2B7BB1
RGB	rgb(43, 123, 177)
HSL	hsl(204, 61%, 43%)
HSV	hsv(204, 76%, 69%)
CMYK	cmyk(75.7%, 30.5%, 0%, 30.6%)
CIE-LAB	lab(49.32, -5.39, -35.46)
CIE-LCH	lch(49.32, 35.87, 261.36°)
OKLab	oklab(56.01% -0.0521 -0.1004)
OKLCH	oklch(56.01% 0.113 242.6)
XYZ	xyz(16.0119, 17.8520, 44.1883)
Luminance	0.1785 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B7BB1 #B1612B

analogous

#2BB1A4 #2B7BB1 #2B38B1

triadic

#2B7BB1 #B12B7B #7BB12B

tetradic

#2B7BB1 #A42BB1 #B1612B #38B12B

square

#2B7BB1 #A42BB1 #B1612B #38B12B

split-complementary

#2B7BB1 #B12B38 #B1A42B

monochromatic

#13374F #1F5980 #2B7BB1 #479AD2 #78B5DE

Accessibility & contrast

On white

4.59

#2B7BB1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#2B7BB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #2B7BB1

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B7BB1	#FFFFFF	#000000	##FFFFFF
##2B7BB1	1.00	4.59	4.57	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#627CB3

Deuteranopia (green-blind)

#4F70B0

Tritanopia (blue-blind)

#00888E

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #2b7bb1;
/* rgb */ color: rgb(43, 123, 177);
/* oklch */ color: oklch(56.0% 0.113 242.6);

Tailwind

colors: {
  custom: {
    50: '#77a1c8',
    500: '#2b7bb1',
    950: '#000000',
  },
}

SCSS

$custom: #2b7bb1;
$custom-light: #77a1c8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b7bb1",
  "rgb": {
    "r": 43,
    "g": 123,
    "b": 177
  },
  "hsl": {
    "h": 204.179,
    "s": 60.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.5601,
    "c": 0.11314,
    "h": 242.6
  },
  "luminance": 0.17854
}

Semantic roles & 50–950 ramp

primary

#2B7BB1

secondary

#C69472

accent

#8444E4

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2B7BB1

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

Preview Lab → · Contrast checker → · Palette generator →