#8B91FA
Closest named color: Periwinkle Blue (#8F99FB). oklch(69.8% 0.152 279.2), rgb(139, 145, 250).
Aa
Black text reads best on this color (7.52:1).
About this color
#8B91FA is a medium-light, vivid blue. In OKLCH its lightness is 70%, its chroma 0.152 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Periwinkle Blue (#8F99FB), ΔE 0.022 away. Black text reads best on it, at 7.52:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.152) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.52:1 |
| White text | 2.78:1 |
Values
| HEX | #8B91FA |
| RGB | rgb(139, 145, 250) |
| HSL | hsl(237, 92%, 76%) |
| OKLCH | oklch(69.8% 0.152 279.2) |
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 #8B91FA | 2.78:1 | Fails | Lc -58.9 | Large or bold text, headings |
| Black text on #8B91FA | 7.52:1 | AAA | Lc 50.4 | Large or bold text, headings |
| #8B91FA text on white | 2.78:1 | Fails | Lc 53.6 | Large or bold text, headings |
| #8B91FA text on black | 7.52:1 | AAA | Lc -48.2 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E5E8FD
oklch(93.5% 0.029 279.4)
-
Step 200
200
#D1D6FC
oklch(88.4% 0.053 279.4)
-
Step 300
300
#B3BBFE
oklch(81% 0.095 278.8)
-
Step 400
400 (this color)
#8B91FA
oklch(69.8% 0.152 279.2)
-
Step 500
500
#7575FB
oklch(63.1% 0.195 279.3)
-
Step 600
600
#6059EA
oklch(55.6% 0.211 279.1)
-
Step 700
700
#5047CC
oklch(49.1% 0.198 279.2)
-
Step 800
800
#413CA5
oklch(42.8% 0.163 279)
-
Step 900
900
#363582
oklch(37.7% 0.126 279)
-
Step 950
950
#1F204C
oklch(27% 0.08 278.7)
#8B91FA 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) | #699FFE | 0.049 |
| Deuteranopia (no green cones) | #6197F8 | 0.050 |
| Tritanopia (no blue cones) | #66A7B9 | 0.134 |
| Achromatopsia (no color) | #9B9B9B | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8B91FA
#8B91FA
oklch(69.8% 0.152 279.2)
- #B49E00
#B49E00
oklch(69.7% 0.145 99.3)
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 #8B91FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Periwinkle Blue #8F99FB ΔE 0.022
- Lavender Blue #8B88F8 ΔE 0.022
- Perrywinkle #8F8CE7 ΔE 0.029
- Periwinkle #8E82FE ΔE 0.038
- Cornflower Blue #6495ED ΔE 0.052
- Soft Blue #6488EA ΔE 0.061
- Chefchaouen Blue #4895EF ΔE 0.075
- Cornflower #6A79F7 ΔE 0.078
Use #8B91FA 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.