#1F659E#1F659E

#1F659E is a mid, moderate cyan. Relative luminance 0.121; OKLCH L 49.3% C 0.114 H 247.7°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#1F659E
RGB	rgb(31, 101, 158)
HSL	hsl(207, 67%, 37%)
HSV	hsv(207, 80%, 62%)
CMYK	cmyk(80.4%, 36.1%, 0%, 38%)
CIE-LAB	lab(41.32, -0.58, -36.95)
CIE-LCH	lch(41.32, 36.96, 269.10°)
OKLab	oklab(49.3% -0.0432 -0.1052)
OKLCH	oklch(49.3% 0.114 247.7)
XYZ	xyz(11.3879, 12.0659, 34.0699)
Luminance	0.1207 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F659E #9E581F

analogous

#1F9E98 #1F659E #1F269E

triadic

#1F659E #9E1F65 #659E1F

tetradic

#1F659E #981F9E #9E581F #269E1F

square

#1F659E #981F9E #9E581F #269E1F

split-complementary

#1F659E #9E1F26 #9E981F

monochromatic

#0B2438 #15446B #1F659E #2986D1 #59A3DE

Accessibility & contrast

On white

6.15

#1F659E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#1F659E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #1F659E

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F659E	#FFFFFF	#000000	##FFFFFF
##1F659E	1.00	6.15	3.41	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A68A0

Deuteranopia (green-blind)

#385C9D

Tritanopia (blue-blind)

#00737A

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #1f659e;
/* rgb */ color: rgb(31, 101, 158);
/* oklch */ color: oklch(49.3% 0.114 247.7);

Tailwind

colors: {
  custom: {
    50: '#6f90bb',
    500: '#1f659e',
    950: '#000000',
  },
}

SCSS

$custom: #1f659e;
$custom-light: #6f90bb;
$custom-dark: #000000;

JSON

{
  "hex": "#1f659e",
  "rgb": {
    "r": 31,
    "g": 101,
    "b": 158
  },
  "hsl": {
    "h": 206.929,
    "s": 67.196,
    "l": 37.059
  },
  "oklch": {
    "l": 0.49296,
    "c": 0.11374,
    "h": 247.7
  },
  "luminance": 0.12067
}

Semantic roles & 50–950 ramp

primary

#1F659E

secondary

#C28756

accent

#8B3EEA

background

#F7F8FB

surface

#EDF0F6

border

#C8CBD0

text

#090C12

muted

#7B7D81

Preview Lab

Preview with #1F659E

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

Preview Lab → · Contrast checker → · Palette generator →