#8B91EC
Closest named color: Perrywinkle (#8F8CE7). oklch(69% 0.133 279.4), rgb(139, 145, 236).
Aa
Black text reads best on this color (7.35:1).
About this color
#8B91EC is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.133 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.014 away. Black text reads best on it, at 7.35:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.133) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.35:1 |
| White text | 2.85:1 |
Values
| HEX | #8B91EC |
| RGB | rgb(139, 145, 236) |
| HSL | hsl(236, 72%, 74%) |
| OKLCH | oklch(69% 0.133 279.4) |
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 #8B91EC | 2.85:1 | Fails | Lc -59.9 | Large or bold text, headings |
| Black text on #8B91EC | 7.35:1 | AAA | Lc 49.5 | Large or bold text, headings |
| #8B91EC text on white | 2.85:1 | Fails | Lc 54.6 | Large or bold text, headings |
| #8B91EC text on black | 7.35:1 | AAA | Lc -47.3 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D2D7F8
oklch(88.6% 0.046 278.6)
-
Step 300
300
#B5BBF6
oklch(80.8% 0.084 279.8)
-
Step 400
400 (this color)
#8B91EC
oklch(69% 0.133 279.4)
-
Step 500
500
#7779ED
oklch(63.1% 0.17 279.6)
-
Step 600
600
#625FDB
oklch(55.6% 0.184 279.6)
-
Step 700
700
#514DBE
oklch(49% 0.172 279.5)
-
Step 800
800
#42409A
oklch(42.6% 0.143 279.4)
-
Step 900
900
#37387A
oklch(37.7% 0.11 279.1)
-
Step 950
950
#202148
oklch(27% 0.071 279.4)
#8B91EC 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) | #719DF0 | 0.041 |
| Deuteranopia (no green cones) | #6B95EA | 0.040 |
| Tritanopia (no blue cones) | #6DA3B3 | 0.117 |
| Achromatopsia (no color) | #999999 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8B91EC
#8B91EC
oklch(69% 0.133 279.4)
- #B09C23
#B09C23
oklch(69% 0.133 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 #8B91EC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.014
- Periwinkle Blue #8F99FB ΔE 0.028
- Lavender Blue #8B88F8 ΔE 0.032
- Cornflower Blue #6495ED ΔE 0.047
- Periwinkle #8E82FE ΔE 0.050
- Soft Blue #6488EA ΔE 0.057
- Chefchaouen Blue #4895EF ΔE 0.072
- Pale Purple #B790D4 ΔE 0.072
Use #8B91EC 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.