#858EE4
Closest named color: Perrywinkle (#8F8CE7). oklch(67.6% 0.127 277.9), rgb(133, 142, 228).
Aa
Black text reads best on this color (6.98:1).
About this color
#858EE4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.127 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.015 away. Black text reads best on it, at 6.98:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.127) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 6.98:1 |
| White text | 3.00:1 |
Values
| HEX | #858EE4 |
| RGB | rgb(133, 142, 228) |
| HSL | hsl(234, 64%, 71%) |
| OKLCH | oklch(67.6% 0.127 277.9) |
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 #858EE4 | 3.00:1 | AA large text | Lc -62.0 | Content text, not long reading |
| Black text on #858EE4 | 6.98:1 | AA | Lc 47.4 | Large or bold text, headings |
| #858EE4 text on white | 3.00:1 | AA large text | Lc 56.7 | Large or bold text, headings |
| #858EE4 text on black | 6.98:1 | AA | Lc -45.1 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D2D7F7
oklch(88.5% 0.044 278.4)
-
Step 300
300
#B4BCF4
oklch(80.9% 0.08 278.1)
-
Step 400
400 (this color)
#858EE4
oklch(67.6% 0.127 277.9)
-
Step 500
500
#747BE9
oklch(63% 0.163 277.9)
-
Step 600
600
#5F62D7
oklch(55.6% 0.176 277.9)
-
Step 700
700
#4F50BB
oklch(49.1% 0.164 278.1)
-
Step 800
800
#404297
oklch(42.6% 0.136 277.9)
-
Step 900
900
#363978
oklch(37.7% 0.105 278)
-
Step 950
950
#1F2246
oklch(27% 0.066 277.4)
#858EE4 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) | #7099E7 | 0.035 |
| Deuteranopia (no green cones) | #6991E2 | 0.035 |
| Tritanopia (no blue cones) | #679FAE | 0.112 |
| Achromatopsia (no color) | #959595 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #858EE4
#858EE4
oklch(67.6% 0.127 277.9)
- #AC9727
#AC9727
oklch(67.6% 0.127 98)
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 #858EE4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.015
- Lavender Blue #8B88F8 ΔE 0.037
- Cornflower Blue #6495ED ΔE 0.041
- Periwinkle Blue #8F99FB ΔE 0.044
- Soft Blue #6488EA ΔE 0.047
- Periwinkle #8E82FE ΔE 0.054
- Chefchaouen Blue #4895EF ΔE 0.065
- Dark Sky Blue #448EE4 ΔE 0.071
Use #858EE4 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.