#2591A4#2591A4

#2591A4 is a mid, moderate teal. Relative luminance 0.233; OKLCH L 60.7% C 0.096 H 212.4°. Best body text is #000000 at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#2591A4
RGB	rgb(37, 145, 164)
HSL	hsl(189, 63%, 39%)
HSV	hsv(189, 77%, 64%)
CMYK	cmyk(77.4%, 11.6%, 0%, 35.7%)
CIE-LAB	lab(55.40, -22.86, -18.55)
CIE-LCH	lch(55.40, 29.44, 219.06°)
OKLab	oklab(60.66% -0.0814 -0.0517)
OKLCH	oklch(60.66% 0.096 212.4)
XYZ	xyz(17.5863, 23.3223, 38.6895)
Luminance	0.2332 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2591A4 #A43825

analogous

#25A477 #2591A4 #2552A4

triadic

#2591A4 #A42591 #91A425

tetradic

#2591A4 #7725A4 #A43825 #52A425

square

#2591A4 #7725A4 #A43825 #52A425

split-complementary

#2591A4 #A42552 #A47725

monochromatic

#0E3940 #1A6572 #2591A4 #35BAD1 #67CBDD

Accessibility & contrast

On white

3.71

#2591A4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.66

#2591A4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2591A4

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2591A4	#FFFFFF	#000000	##000000
##2591A4	1.00	3.71	5.66	5.66
#FFFFFF	3.71	1.00	21.00	21.00
#000000	5.66	21.00	1.00	1.00
##000000	5.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#828CA5

Deuteranopia (green-blind)

#717FA4

Tritanopia (blue-blind)

#009997

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #2591a4;
/* rgb */ color: rgb(37, 145, 164);
/* oklch */ color: oklch(60.7% 0.096 212.4);

Tailwind

colors: {
  custom: {
    50: '#75b1bf',
    500: '#2591a4',
    950: '#000000',
  },
}

SCSS

$custom: #2591a4;
$custom-light: #75b1bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2591a4",
  "rgb": {
    "r": 37,
    "g": 145,
    "b": 164
  },
  "hsl": {
    "h": 188.976,
    "s": 63.184,
    "l": 39.412
  },
  "oklch": {
    "l": 0.60655,
    "c": 0.0964,
    "h": 212.4
  },
  "luminance": 0.23324
}

Semantic roles & 50–950 ramp

primary

#2591A4

secondary

#C27162

accent

#5A42E6

background

#F7FAFB

surface

#EEF5F7

border

#C9CFD0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #2591A4

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

Preview Lab → · Contrast checker → · Palette generator →