#2B7BB5#2B7BB5

#2B7BB5 is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 56.2% C 0.118 H 244.4°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#2B7BB5
RGB	rgb(43, 123, 181)
HSL	hsl(205, 62%, 44%)
HSV	hsv(205, 76%, 71%)
CMYK	cmyk(76.2%, 32%, 0%, 29%)
CIE-LAB	lab(49.51, -3.93, -37.46)
CIE-LCH	lch(49.51, 37.67, 264.01°)
OKLab	oklab(56.23% -0.0509 -0.1062)
OKLCH	oklch(56.23% 0.118 244.4)
XYZ	xyz(16.4165, 18.0138, 46.3189)
Luminance	0.1802 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B7BB5 #B5652B

analogous

#2BB5AA #2B7BB5 #2B36B5

triadic

#2B7BB5 #B52B7B #7BB52B

tetradic

#2B7BB5 #AA2BB5 #B5652B #36B52B

square

#2B7BB5 #AA2BB5 #B5652B #36B52B

split-complementary

#2B7BB5 #B52B36 #B5AA2B

monochromatic

#143852 #1F5984 #2B7BB5 #499AD4 #7BB5E0

Accessibility & contrast

On white

4.56

#2B7BB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#2B7BB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2B7BB5

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B7BB5	#FFFFFF	#000000	##000000
##2B7BB5	1.00	4.56	4.60	4.60
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#607DB8

Deuteranopia (green-blind)

#4D70B4

Tritanopia (blue-blind)

#008990

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #2b7bb5;
/* rgb */ color: rgb(43, 123, 181);
/* oklch */ color: oklch(56.2% 0.118 244.4);

Tailwind

colors: {
  custom: {
    50: '#78a0cb',
    500: '#2b7bb5',
    950: '#000000',
  },
}

SCSS

$custom: #2b7bb5;
$custom-light: #78a0cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2b7bb5",
  "rgb": {
    "r": 43,
    "g": 123,
    "b": 181
  },
  "hsl": {
    "h": 205.217,
    "s": 61.607,
    "l": 43.922
  },
  "oklch": {
    "l": 0.5623,
    "c": 0.11781,
    "h": 244.4
  },
  "luminance": 0.18016
}

Semantic roles & 50–950 ramp

primary

#2B7BB5

secondary

#C89774

accent

#8743E5

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2B7BB5

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

Preview Lab → · Contrast checker → · Palette generator →