#8A91F9
Closest named color: Periwinkle Blue (#8F99FB). oklch(69.7% 0.151 278.8), rgb(138, 145, 249).
Aa
Black text reads best on this color (7.49:1).
About this color
#8A91F9 is a medium-light, vivid blue. In OKLCH its lightness is 70%, its chroma 0.151 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 7.49:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.151) |
| Temperature | cool |
| Nearest name | Periwinkle Blue (#8F99FB) |
| Black text | 7.49:1 |
| White text | 2.80:1 |
Values
| HEX | #8A91F9 |
| RGB | rgb(138, 145, 249) |
| HSL | hsl(236, 90%, 76%) |
| OKLCH | oklch(69.7% 0.151 278.8) |
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 #8A91F9 | 2.80:1 | Fails | Lc -59.0 | Large or bold text, headings |
| Black text on #8A91F9 | 7.49:1 | AAA | Lc 50.3 | Large or bold text, headings |
| #8A91F9 text on white | 2.80:1 | Fails | Lc 53.8 | Large or bold text, headings |
| #8A91F9 text on black | 7.49:1 | AAA | Lc -48.1 | 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
#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
#B3BBFD
oklch(81% 0.094 278.7)
-
Step 400
400 (this color)
#8A91F9
oklch(69.7% 0.151 278.8)
-
Step 500
500
#7476FA
oklch(63.2% 0.192 278.7)
-
Step 600
600
#5F5AE9
oklch(55.6% 0.209 278.7)
-
Step 700
700
#4F48CB
oklch(49.1% 0.196 278.7)
-
Step 800
800
#403CA4
oklch(42.6% 0.162 278.7)
-
Step 900
900
#363582
oklch(37.7% 0.126 279)
-
Step 950
950
#1F204C
oklch(27% 0.08 278.7)
#8A91F9 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) | #699FFD | 0.048 |
| Deuteranopia (no green cones) | #6296F7 | 0.048 |
| Tritanopia (no blue cones) | #64A6B9 | 0.132 |
| Achromatopsia (no color) | #9A9A9A | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A91F9
#8A91F9
oklch(69.7% 0.151 278.8)
- #B49D00
#B49D00
oklch(69.5% 0.144 98.7)
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 #8A91F9, 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 0.027
- Periwinkle #8E82FE ΔE 0.039
- Cornflower Blue #6495ED ΔE 0.050
- Soft Blue #6488EA ΔE 0.059
- Chefchaouen Blue #4895EF ΔE 0.073
- Cornflower #6A79F7 ΔE 0.078
Use #8A91F9 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.