#858BDA
Closest named color: Perrywinkle (#8F8CE7). oklch(66.5% 0.117 279.4), rgb(133, 139, 218).
Aa
Black text reads best on this color (6.70:1).
About this color
#858BDA is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.117 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.024 away. Black text reads best on it, at 6.70:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.117) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 6.70:1 |
| White text | 3.13:1 |
Values
| HEX | #858BDA |
| RGB | rgb(133, 139, 218) |
| HSL | hsl(236, 53%, 69%) |
| OKLCH | oklch(66.5% 0.117 279.4) |
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 #858BDA | 3.13:1 | AA large text | Lc -63.7 | Content text, not long reading |
| Black text on #858BDA | 6.70:1 | AA | Lc 45.8 | Large or bold text, headings |
| #858BDA text on white | 3.13:1 | AA large text | Lc 58.3 | Large or bold text, headings |
| #858BDA text on black | 6.70:1 | AA | Lc -43.4 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E7E9F5
oklch(93.6% 0.016 278.5)
-
Step 200
200
#D4D7EE
oklch(88.4% 0.032 279.8)
-
Step 300
300
#B8BDE6
oklch(80.8% 0.058 279.6)
-
Step 400
400
#949BD9
oklch(70.7% 0.091 278.8)
-
Step 500
500 (this color)
#858BDA
oklch(66.5% 0.117 279.4)
-
Step 600
600
#6569BC
oklch(55.6% 0.127 279.3)
-
Step 700
700
#5457A2
oklch(49.1% 0.118 279.4)
-
Step 800
800
#454783
oklch(42.6% 0.098 279.9)
-
Step 900
900
#3A3C69
oklch(37.7% 0.076 280.1)
-
Step 950
950
#22243E
oklch(27.2% 0.048 279.3)
#858BDA 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) | #7195DD | 0.034 |
| Deuteranopia (no green cones) | #6C8ED8 | 0.032 |
| Tritanopia (no blue cones) | #6C9AA8 | 0.102 |
| Achromatopsia (no color) | #919191 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #858BDA
#858BDA
oklch(66.5% 0.117 279.4)
- #A59433
#A59433
oklch(66.3% 0.117 99.2)
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 #858BDA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.024
- Lavender Blue #8B88F8 ΔE 0.048
- Cornflower Blue #6495ED ΔE 0.048
- Soft Blue #6488EA ΔE 0.049
- Periwinkle Blue #8F99FB ΔE 0.058
- Periwinkle #8E82FE ΔE 0.063
- Wisteria #A87DC2 ΔE 0.065
- Faded Blue #658CBB ΔE 0.065
Use #858BDA 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.