#858CD0
Closest named color: Perrywinkle (#8F8CE7). oklch(66.2% 0.101 278.7), rgb(133, 140, 208).
Aa
Black text reads best on this color (6.65:1).
About this color
#858CD0 is a medium-light, moderately saturated blue. In OKLCH its lightness is 66%, its chroma 0.101 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.038 away. Black text reads best on it, at 6.65:1.
| Hue family | Blues |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.101) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 6.65:1 |
| White text | 3.15:1 |
Values
| HEX | #858CD0 |
| RGB | rgb(133, 140, 208) |
| HSL | hsl(234, 44%, 67%) |
| OKLCH | oklch(66.2% 0.101 278.7) |
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 #858CD0 | 3.15:1 | AA large text | Lc -64.0 | Content text, not long reading |
| Black text on #858CD0 | 6.65:1 | AA | Lc 45.5 | Large or bold text, headings |
| #858CD0 text on white | 3.15:1 | AA large text | Lc 58.6 | Large or bold text, headings |
| #858CD0 text on black | 6.65:1 | AA | Lc -43.2 | 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
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F4
oklch(93.6% 0.015 277.8)
-
Step 200
200
#D5D8EC
oklch(88.6% 0.028 279)
-
Step 300
300
#B9BEE1
oklch(80.9% 0.05 278.8)
-
Step 400
400
#959CD2
oklch(70.7% 0.079 278.4)
-
Step 500
500 (this color)
#858CD0
oklch(66.2% 0.101 278.7)
-
Step 600
600
#666BB2
oklch(55.5% 0.11 279.1)
-
Step 700
700
#55599A
oklch(49.1% 0.103 279.2)
-
Step 800
800
#45497D
oklch(42.7% 0.086 278.8)
-
Step 900
900
#3A3D64
oklch(37.6% 0.067 279.3)
-
Step 950
950
#22243B
oklch(27% 0.043 279.3)
#858CD0 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) | #7694D3 | 0.026 |
| Deuteranopia (no green cones) | #728ECE | 0.025 |
| Tritanopia (no blue cones) | #7099A5 | 0.089 |
| Achromatopsia (no color) | #919191 | 0.101 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #858CD0
#858CD0
oklch(66.2% 0.101 278.7)
- #A29445
#A29445
oklch(66.2% 0.101 99.4)
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 #858CD0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.038
- Faded Blue #658CBB ΔE 0.054
- Cornflower Blue #6495ED ΔE 0.056
- Soft Blue #6488EA ΔE 0.059
- Wisteria #A87DC2 ΔE 0.061
- Lavender Blue #8B88F8 ΔE 0.064
- Silver Lake Blue #778DA9 ΔE 0.065
- Heather #A484AC ΔE 0.067
Use #858CD0 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.