#8A91DB
Closest named color: Perrywinkle (#8F8CE7). oklch(68.1% 0.109 278.9), rgb(138, 145, 219).
Aa
Black text reads best on this color (7.15:1).
About this color
#8A91DB is a medium-light, moderately saturated blue. In OKLCH its lightness is 68%, its chroma 0.109 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.025 away. Black text reads best on it, at 7.15:1.
| Hue family | Blues |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.109) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.15:1 |
| White text | 2.93:1 |
Values
| HEX | #8A91DB |
| RGB | rgb(138, 145, 219) |
| HSL | hsl(235, 53%, 70%) |
| OKLCH | oklch(68.1% 0.109 278.9) |
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 #8A91DB | 2.93:1 | Fails | Lc -61.1 | Content text, not long reading |
| Black text on #8A91DB | 7.15:1 | AAA | Lc 48.3 | Large or bold text, headings |
| #8A91DB text on white | 2.93:1 | Fails | Lc 55.7 | Large or bold text, headings |
| #8A91DB text on black | 7.15:1 | AAA | Lc -46.0 | 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
#E7E9F7
oklch(93.7% 0.019 279.5)
-
Step 200
200
#D3D7F3
oklch(88.5% 0.039 279.1)
-
Step 300
300
#B6BDED
oklch(80.9% 0.068 278.3)
-
Step 400
400 (this color)
#8A91DB
oklch(68.1% 0.109 278.9)
-
Step 500
500
#787EDC
oklch(63.1% 0.14 278.8)
-
Step 600
600
#6265C9
oklch(55.5% 0.152 278.9)
-
Step 700
700
#5254AE
oklch(49.2% 0.14 278.9)
-
Step 800
800
#43458D
oklch(42.7% 0.117 279)
-
Step 900
900
#383B71
oklch(37.8% 0.091 278.7)
-
Step 950
950
#212342
oklch(27.1% 0.057 279.1)
#8A91DB 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) | #799ADE | 0.029 |
| Deuteranopia (no green cones) | #7494D9 | 0.029 |
| Tritanopia (no blue cones) | #739FAC | 0.096 |
| Achromatopsia (no color) | #979797 | 0.109 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A91DB
#8A91DB
oklch(68.1% 0.109 278.9)
- #A99942
#A99942
oklch(68% 0.109 99)
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 #8A91DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.025
- Periwinkle Blue #8F99FB ΔE 0.049
- Cornflower Blue #6495ED ΔE 0.050
- Lavender Blue #8B88F8 ΔE 0.053
- Soft Blue #6488EA ΔE 0.062
- Pale Purple #B790D4 ΔE 0.067
- Wisteria #A87DC2 ΔE 0.067
- Periwinkle #8E82FE ΔE 0.070
Use #8A91DB 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.