#2591A5#2591A5

#2591A5 is a mid, moderate teal. Relative luminance 0.234; OKLCH L 60.7% C 0.097 H 213.3°. Best body text is #000000 at 5.67:1 contrast (WCAG AA passes).

Color values

HEX	#2591A5
RGB	rgb(37, 145, 165)
HSL	hsl(189, 63%, 40%)
HSV	hsv(189, 78%, 65%)
CMYK	cmyk(77.6%, 12.1%, 0%, 35.3%)
CIE-LAB	lab(55.44, -22.53, -19.07)
CIE-LCH	lch(55.44, 29.51, 220.24°)
OKLab	oklab(60.7% -0.0809 -0.0532)
OKLCH	oklch(60.7% 0.097 213.3)
XYZ	xyz(17.6770, 23.3586, 39.1670)
Luminance	0.2336 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2591A5 #A53925

analogous

#25A579 #2591A5 #2551A5

triadic

#2591A5 #A52591 #91A525

tetradic

#2591A5 #7925A5 #A53925 #51A525

square

#2591A5 #7925A5 #A53925 #51A525

split-complementary

#2591A5 #A52551 #A57925

monochromatic

#0F3941 #1A6573 #2591A5 #35B9D2 #67CBDD

Accessibility & contrast

On white

3.70

#2591A5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.67

#2591A5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2591A5

5.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2591A5	#FFFFFF	#000000	##000000
##2591A5	1.00	3.70	5.67	5.67
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.67	21.00	1.00	1.00
##000000	5.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#828CA6

Deuteranopia (green-blind)

#717FA5

Tritanopia (blue-blind)

#009997

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #2591a5;
/* rgb */ color: rgb(37, 145, 165);
/* oklch */ color: oklch(60.7% 0.097 213.3);

Tailwind

colors: {
  custom: {
    50: '#75b1bf',
    500: '#2591a5',
    950: '#000000',
  },
}

SCSS

$custom: #2591a5;
$custom-light: #75b1bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2591a5",
  "rgb": {
    "r": 37,
    "g": 145,
    "b": 165
  },
  "hsl": {
    "h": 189.375,
    "s": 63.366,
    "l": 39.608
  },
  "oklch": {
    "l": 0.60697,
    "c": 0.09684,
    "h": 213.3
  },
  "luminance": 0.23361
}

Semantic roles & 50–950 ramp

primary

#2591A5

secondary

#C37263

accent

#5B41E6

background

#F7FAFB

surface

#EEF5F7

border

#C9CFD0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #2591A5

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

Preview Lab → · Contrast checker → · Palette generator →