#2791B4#2791B4

#2791B4 is a mid, moderate cyan. Relative luminance 0.240; OKLCH L 61.4% C 0.105 H 225.3°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#2791B4
RGB	rgb(39, 145, 180)
HSL	hsl(195, 64%, 43%)
HSV	hsv(195, 78%, 71%)
CMYK	cmyk(78.3%, 19.4%, 0%, 29.4%)
CIE-LAB	lab(56.06, -17.26, -26.68)
CIE-LCH	lch(56.06, 31.77, 237.10°)
OKLab	oklab(61.4% -0.0742 -0.0748)
OKLCH	oklch(61.4% 0.105 225.3)
XYZ	xyz(19.1969, 23.9751, 46.7871)
Luminance	0.2398 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2791B4 #B44A27

analogous

#27B491 #2791B4 #274AB4

triadic

#2791B4 #B42791 #91B427

tetradic

#2791B4 #9127B4 #B44A27 #4AB427

square

#2791B4 #9127B4 #B44A27 #4AB427

split-complementary

#2791B4 #B4274A #B49127

monochromatic

#11404F #1C6882 #2791B4 #42B1D6 #74C6E1

Accessibility & contrast

On white

3.62

#2791B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.80

#2791B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2791B4

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2791B4	#FFFFFF	#000000	##000000
##2791B4	1.00	3.62	5.80	5.80
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.80	21.00	1.00	1.00
##000000	5.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8EB6

Deuteranopia (green-blind)

#6B81B4

Tritanopia (blue-blind)

#009B9C

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #2791b4;
/* rgb */ color: rgb(39, 145, 180);
/* oklch */ color: oklch(61.4% 0.105 225.3);

Tailwind

colors: {
  custom: {
    50: '#78b1ca',
    500: '#2791b4',
    950: '#000000',
  },
}

SCSS

$custom: #2791b4;
$custom-light: #78b1ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2791b4",
  "rgb": {
    "r": 39,
    "g": 145,
    "b": 180
  },
  "hsl": {
    "h": 194.894,
    "s": 64.384,
    "l": 42.941
  },
  "oklch": {
    "l": 0.61402,
    "c": 0.10537,
    "h": 225.3
  },
  "luminance": 0.23977
}

Semantic roles & 50–950 ramp

primary

#2791B4

secondary

#C8856F

accent

#6A40E7

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2791B4

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

Preview Lab → · Contrast checker → · Palette generator →