#859ADE
Closest named color: Perrywinkle (#8F8CE7). oklch(69.7% 0.103 270.4), rgb(133, 154, 222).
Aa
Black text reads best on this color (7.67:1).
About this color
#859ADE is a medium-light, moderately saturated blue. In OKLCH its lightness is 70%, its chroma 0.103 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.043 away. Black text reads best on it, at 7.67:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.103) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.67:1 |
| White text | 2.73:1 |
Values
| HEX | #859ADE |
| RGB | rgb(133, 154, 222) |
| HSL | hsl(226, 57%, 70%) |
| OKLCH | oklch(69.7% 0.103 270.4) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #859ADE | 2.73:1 | Fails | Lc -58.1 | Large or bold text, headings |
| Black text on #859ADE | 7.67:1 | AAA | Lc 51.2 | Large or bold text, headings |
| #859ADE text on white | 2.73:1 | Fails | Lc 52.9 | Large or bold text, headings |
| #859ADE text on black | 7.67:1 | AAA | Lc -49.0 | Large or bold text, headings |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 400.
-
Step 50
50
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF7
oklch(93.7% 0.018 269.1)
-
Step 200
200
#D0D9F2
oklch(88.6% 0.036 269.9)
-
Step 300
300
#B0BFEB
oklch(80.8% 0.065 270.2)
-
Step 400
400 (this color)
#859ADE
oklch(69.7% 0.103 270.4)
-
Step 500
500
#6B83D9
oklch(63% 0.133 270.5)
-
Step 600
600
#546BC6
oklch(55.5% 0.143 270.5)
-
Step 700
700
#4559AB
oklch(49.1% 0.133 270.6)
-
Step 800
800
#38498B
oklch(42.6% 0.111 270.3)
-
Step 900
900
#303E6F
oklch(37.7% 0.086 269.9)
-
Step 950
950
#1C2441
oklch(26.9% 0.055 270.7)
#859ADE with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #83A0E1 | 0.015 |
| Deuteranopia (no green cones) | #7B99DC | 0.014 |
| Tritanopia (no blue cones) | #68A8B2 | 0.093 |
| Achromatopsia (no color) | #9C9C9C | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #859ADE
#859ADE
oklch(69.7% 0.103 270.4)
- #B69B4C
#B69B4C
oklch(69.8% 0.104 90.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #859ADE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.043
- Periwinkle Blue #8F99FB ΔE 0.047
- Cornflower Blue #6495ED ΔE 0.048
- Lavender Blue #8B88F8 ΔE 0.067
- Chefchaouen Blue #4895EF ΔE 0.071
- Soft Blue #6488EA ΔE 0.071
- Cool Gray #8D99AE ΔE 0.072
- Pale Purple #B790D4 ΔE 0.073
Use #859ADE in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.