#2590B3#2590B3

#2590B3 is a mid, moderate cyan. Relative luminance 0.236; OKLCH L 61.1% C 0.106 H 225.2°. Best body text is #000000 at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#2590B3
RGB	rgb(37, 144, 179)
HSL	hsl(195, 66%, 42%)
HSV	hsv(195, 79%, 70%)
CMYK	cmyk(79.3%, 19.6%, 0%, 29.8%)
CIE-LAB	lab(55.68, -17.27, -26.70)
CIE-LCH	lch(55.68, 31.80, 237.11°)
OKLab	oklab(61.07% -0.0744 -0.0749)
OKLCH	oklch(61.07% 0.106 225.2)
XYZ	xyz(18.8695, 23.5922, 46.1983)
Luminance	0.2359 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2590B3 #B34825

analogous

#25B38F #2590B3 #2549B3

triadic

#2590B3 #B32590 #90B325

tetradic

#2590B3 #8F25B3 #B34825 #49B325

square

#2590B3 #8F25B3 #B34825 #49B325

split-complementary

#2590B3 #B32549 #B38F25

monochromatic

#103E4E #1B6780 #2590B3 #3EB1D7 #71C6E2

Accessibility & contrast

On white

3.67

#2590B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.72

#2590B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2590B3

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2590B3	#FFFFFF	#000000	##000000
##2590B3	1.00	3.67	5.72	5.72
#FFFFFF	3.67	1.00	21.00	21.00
#000000	5.72	21.00	1.00	1.00
##000000	5.72	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: #2590b3;
/* rgb */ color: rgb(37, 144, 179);
/* oklch */ color: oklch(61.1% 0.106 225.2);

Tailwind

colors: {
  custom: {
    50: '#77b0c9',
    500: '#2590b3',
    950: '#000000',
  },
}

SCSS

$custom: #2590b3;
$custom-light: #77b0c9;
$custom-dark: #000000;

JSON

{
  "hex": "#2590b3",
  "rgb": {
    "r": 37,
    "g": 144,
    "b": 179
  },
  "hsl": {
    "h": 194.789,
    "s": 65.741,
    "l": 42.353
  },
  "oklch": {
    "l": 0.61068,
    "c": 0.10558,
    "h": 225.2
  },
  "luminance": 0.23595
}

Semantic roles & 50–950 ramp

primary

#2590B3

secondary

#C8826B

accent

#693FE9

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #2590B3

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

Preview Lab → · Contrast checker → · Palette generator →