#1D89B0#1D89B0

#1D89B0 is a mid, moderate cyan. Relative luminance 0.213; OKLCH L 59.1% C 0.108 H 228.5°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#1D89B0
RGB	rgb(29, 137, 176)
HSL	hsl(196, 72%, 40%)
HSV	hsv(196, 84%, 69%)
CMYK	cmyk(83.5%, 22.2%, 0%, 31%)
CIE-LAB	lab(53.26, -15.25, -28.74)
CIE-LCH	lch(53.26, 32.54, 242.05°)
OKLab	oklab(59.05% -0.0716 -0.0809)
OKLCH	oklch(59.05% 0.108 228.5)
XYZ	xyz(17.2856, 21.2849, 44.2632)
Luminance	0.2129 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D89B0 #B0441D

analogous

#1DB08D #1D89B0 #1D40B0

triadic

#1D89B0 #B01D89 #89B01D

tetradic

#1D89B0 #8D1DB0 #B0441D #40B01D

square

#1D89B0 #8D1DB0 #B0441D #40B01D

split-complementary

#1D89B0 #B01D40 #B08D1D

monochromatic

#0C3747 #14607B #1D89B0 #2EAEDD #62C2E5

Accessibility & contrast

On white

3.99

#1D89B0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#1D89B0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #1D89B0

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D89B0	#FFFFFF	#000000	##000000
##1D89B0	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7487B2

Deuteranopia (green-blind)

#6279AF

Tritanopia (blue-blind)

#009496

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #1d89b0;
/* rgb */ color: rgb(29, 137, 176);
/* oklch */ color: oklch(59.1% 0.108 228.5);

Tailwind

colors: {
  custom: {
    50: '#74abc7',
    500: '#1d89b0',
    950: '#000000',
  },
}

SCSS

$custom: #1d89b0;
$custom-light: #74abc7;
$custom-dark: #000000;

JSON

{
  "hex": "#1d89b0",
  "rgb": {
    "r": 29,
    "g": 137,
    "b": 176
  },
  "hsl": {
    "h": 195.918,
    "s": 71.707,
    "l": 40.196
  },
  "oklch": {
    "l": 0.59051,
    "c": 0.10806,
    "h": 228.5
  },
  "luminance": 0.21287
}

Semantic roles & 50–950 ramp

primary

#1D89B0

secondary

#CA7B5F

accent

#6939EE

background

#F7FAFC

surface

#EEF4F8

border

#C9CED1

text

#0A1013

muted

#7C7F82

Preview Lab

Preview with #1D89B0

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

Preview Lab → · Contrast checker → · Palette generator →