#2B7BB4#2B7BB4

#2B7BB4 is a mid, moderate cyan. Relative luminance 0.180; OKLCH L 56.2% C 0.117 H 244.0°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#2B7BB4
RGB	rgb(43, 123, 180)
HSL	hsl(205, 61%, 44%)
HSV	hsv(205, 76%, 71%)
CMYK	cmyk(76.1%, 31.7%, 0%, 29.4%)
CIE-LAB	lab(49.46, -4.30, -36.96)
CIE-LCH	lch(49.46, 37.21, 263.37°)
OKLab	oklab(56.18% -0.0512 -0.1048)
OKLCH	oklch(56.18% 0.117 244)
XYZ	xyz(16.3142, 17.9729, 45.7805)
Luminance	0.1797 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B7BB4 #B4642B

analogous

#2BB4A8 #2B7BB4 #2B36B4

triadic

#2B7BB4 #B42B7B #7BB42B

tetradic

#2B7BB4 #A82BB4 #B4642B #36B42B

square

#2B7BB4 #A82BB4 #B4642B #36B42B

split-complementary

#2B7BB4 #B42B36 #B4A82B

monochromatic

#133751 #1F5983 #2B7BB4 #499AD3 #7AB5DF

Accessibility & contrast

On white

4.57

#2B7BB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#2B7BB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2B7BB4

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B7BB4	#FFFFFF	#000000	##000000
##2B7BB4	1.00	4.57	4.60	4.60
#FFFFFF	4.57	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)

#617DB6

Deuteranopia (green-blind)

#4E70B3

Tritanopia (blue-blind)

#00898F

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #2b7bb4;
/* rgb */ color: rgb(43, 123, 180);
/* oklch */ color: oklch(56.2% 0.117 244.0);

Tailwind

colors: {
  custom: {
    50: '#78a0ca',
    500: '#2b7bb4',
    950: '#000000',
  },
}

SCSS

$custom: #2b7bb4;
$custom-light: #78a0ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2b7bb4",
  "rgb": {
    "r": 43,
    "g": 123,
    "b": 180
  },
  "hsl": {
    "h": 204.964,
    "s": 61.435,
    "l": 43.725
  },
  "oklch": {
    "l": 0.56175,
    "c": 0.11663,
    "h": 244
  },
  "luminance": 0.17975
}

Semantic roles & 50–950 ramp

primary

#2B7BB4

secondary

#C79673

accent

#8643E5

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2B7BB4

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

Preview Lab → · Contrast checker → · Palette generator →