#2790B3#2790B3

#2790B3 is a mid, moderate cyan. Relative luminance 0.236; OKLCH L 61.1% C 0.105 H 225.4°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#2790B3
RGB	rgb(39, 144, 179)
HSL	hsl(195, 64%, 43%)
HSV	hsv(195, 78%, 70%)
CMYK	cmyk(78.2%, 19.6%, 0%, 29.8%)
CIE-LAB	lab(55.72, -17.06, -26.64)
CIE-LCH	lch(55.72, 31.63, 237.37°)
OKLab	oklab(61.11% -0.0736 -0.0747)
OKLCH	oklch(61.11% 0.105 225.4)
XYZ	xyz(18.9433, 23.6302, 46.2018)
Luminance	0.2363 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2790B3 #B34A27

analogous

#27B390 #2790B3 #274AB3

triadic

#2790B3 #B32790 #90B327

tetradic

#2790B3 #9027B3 #B34A27 #4AB327

square

#2790B3 #9027B3 #B34A27 #4AB327

split-complementary

#2790B3 #B3274A #B39027

monochromatic

#113F4E #1C6881 #2790B3 #41B1D6 #74C5E1

Accessibility & contrast

On white

3.67

#2790B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#2790B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2790B3

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2790B3	#FFFFFF	#000000	##000000
##2790B3	1.00	3.67	5.73	5.73
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8DB5

Deuteranopia (green-blind)

#6A80B3

Tritanopia (blue-blind)

#009A9B

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #2790b3;
/* rgb */ color: rgb(39, 144, 179);
/* oklch */ color: oklch(61.1% 0.105 225.4);

Tailwind

colors: {
  custom: {
    50: '#78b0c9',
    500: '#2790b3',
    950: '#000000',
  },
}

SCSS

$custom: #2790b3;
$custom-light: #78b0c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2790b3",
  "rgb": {
    "r": 39,
    "g": 144,
    "b": 179
  },
  "hsl": {
    "h": 195,
    "s": 64.22,
    "l": 42.745
  },
  "oklch": {
    "l": 0.6111,
    "c": 0.1049,
    "h": 225.4
  },
  "luminance": 0.23633
}

Semantic roles & 50–950 ramp

primary

#2790B3

secondary

#C8846E

accent

#6A41E7

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2790B3

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

Preview Lab → · Contrast checker → · Palette generator →