#858FDF
Closest named color: Perrywinkle (#8F8CE7). oklch(67.5% 0.119 277.3), rgb(133, 143, 223).
Aa
Black text reads best on this color (6.99:1).
About this color
#858FDF is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.119 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.021 away. Black text reads best on it, at 6.99:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.119) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 6.99:1 |
| White text | 3.00:1 |
Values
| HEX | #858FDF |
| RGB | rgb(133, 143, 223) |
| HSL | hsl(233, 58%, 70%) |
| OKLCH | oklch(67.5% 0.119 277.3) |
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 #858FDF | 3.00:1 | AA large text | Lc -62.0 | Content text, not long reading |
| Black text on #858FDF | 6.99:1 | AA | Lc 47.4 | Large or bold text, headings |
| #858FDF text on white | 3.00:1 | AA large text | Lc 56.6 | Large or bold text, headings |
| #858FDF text on black | 6.99:1 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E6E9F9
oklch(93.6% 0.022 277.5)
-
Step 200
200
#D2D7F5
oklch(88.5% 0.042 278)
-
Step 300
300
#B4BDF1
oklch(80.9% 0.074 277)
-
Step 400
400 (this color)
#858FDF
oklch(67.5% 0.119 277.3)
-
Step 500
500
#747DE3
oklch(63% 0.152 277.3)
-
Step 600
600
#5E64D1
oklch(55.5% 0.165 277.2)
-
Step 700
700
#4E52B5
oklch(49% 0.154 277.4)
-
Step 800
800
#404493
oklch(42.7% 0.128 277.4)
-
Step 900
900
#363A75
oklch(37.7% 0.099 277.6)
-
Step 950
950
#1F2244
oklch(26.8% 0.063 277.5)
#858FDF 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) | #7498E2 | 0.029 |
| Deuteranopia (no green cones) | #6D92DD | 0.030 |
| Tritanopia (no blue cones) | #699FAD | 0.104 |
| Achromatopsia (no color) | #959595 | 0.119 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #858FDF
#858FDF
oklch(67.5% 0.119 277.3)
- #AB9734
#AB9734
oklch(67.6% 0.119 97.6)
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 #858FDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.021
- Cornflower Blue #6495ED ΔE 0.043
- Lavender Blue #8B88F8 ΔE 0.045
- Periwinkle Blue #8F99FB ΔE 0.048
- Soft Blue #6488EA ΔE 0.051
- Periwinkle #8E82FE ΔE 0.062
- Chefchaouen Blue #4895EF ΔE 0.066
- Faded Blue #658CBB ΔE 0.070
Use #858FDF 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.