#1A5DB3#1A5DB3

#1A5DB3 is a mid, vivid cyan. Relative luminance 0.113; OKLCH L 48.7% C 0.152 H 257.0°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#1A5DB3
RGB	rgb(26, 93, 179)
HSL	hsl(214, 75%, 40%)
HSV	hsv(214, 85%, 70%)
CMYK	cmyk(85.5%, 48%, 0%, 29.8%)
CIE-LAB	lab(40.08, 12.35, -51.35)
CIE-LCH	lch(40.08, 52.82, 283.53°)
OKLab	oklab(48.71% -0.0342 -0.1477)
OKLCH	oklch(48.71% 0.152 257)
XYZ	xyz(12.4740, 11.3014, 44.1630)
Luminance	0.1130 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A5DB3 #B3701A

analogous

#1AAAB3 #1A5DB3 #231AB3

triadic

#1A5DB3 #B31A5D #5DB31A

tetradic

#1A5DB3 #B31AAA #B3701A #1AB323

square

#1A5DB3 #B31AAA #B3701A #1AB323

split-complementary

#1A5DB3 #B3231A #AAB31A

monochromatic

#0A2548 #12417E #1A5DB3 #2A7AE0 #609BE8

Accessibility & contrast

On white

6.44

#1A5DB3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#1A5DB3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1A5DB3

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A5DB3	#FFFFFF	#000000	##FFFFFF
##1A5DB3	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B66B6

Deuteranopia (green-blind)

#0058B1

Tritanopia (blue-blind)

#00727F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #1a5db3;
/* rgb */ color: rgb(26, 93, 179);
/* oklch */ color: oklch(48.7% 0.152 257.0);

Tailwind

colors: {
  custom: {
    50: '#738aca',
    500: '#1a5db3',
    950: '#000000',
  },
}

SCSS

$custom: #1a5db3;
$custom-light: #738aca;
$custom-dark: #000000;

JSON

{
  "hex": "#1a5db3",
  "rgb": {
    "r": 26,
    "g": 93,
    "b": 179
  },
  "hsl": {
    "h": 213.725,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.48711,
    "c": 0.15162,
    "h": 257
  },
  "luminance": 0.11303
}

Semantic roles & 50–950 ramp

primary

#1A5DB3

secondary

#CC9B5D

accent

#9F37F1

background

#F7F8FC

surface

#EEF0F8

border

#C9CBD1

text

#0A0B13

muted

#7C7C82

Preview Lab

Preview with #1A5DB3

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

Preview Lab → · Contrast checker → · Palette generator →