#8A91E9
Closest named color: Perrywinkle (#8F8CE7). oklch(68.8% 0.129 279), rgb(138, 145, 233).
Aa
Black text reads best on this color (7.30:1).
About this color
#8A91E9 is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.129 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Perrywinkle (#8F8CE7), ΔE 0.013 away. Black text reads best on it, at 7.30:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.129) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.30:1 |
| White text | 2.87:1 |
Values
| HEX | #8A91E9 |
| RGB | rgb(138, 145, 233) |
| HSL | hsl(236, 68%, 73%) |
| OKLCH | oklch(68.8% 0.129 279) |
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 #8A91E9 | 2.87:1 | Fails | Lc -60.2 | Content text, not long reading |
| Black text on #8A91E9 | 7.30:1 | AAA | Lc 49.2 | Large or bold text, headings |
| #8A91E9 text on white | 2.87:1 | Fails | Lc 54.9 | Large or bold text, headings |
| #8A91E9 text on black | 7.30:1 | AAA | Lc -47.0 | 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
#F4F5FD
oklch(97.2% 0.011 280.5)
-
Step 100
100
#E6E9FA
oklch(93.7% 0.023 277.9)
-
Step 200
200
#D2D7F7
oklch(88.5% 0.044 278.4)
-
Step 300
300
#B5BCF5
oklch(81% 0.081 279)
-
Step 400
400 (this color)
#8A91E9
oklch(68.8% 0.129 279)
-
Step 500
500
#767AEA
oklch(63% 0.165 279)
-
Step 600
600
#6160D8
oklch(55.5% 0.179 279.2)
-
Step 700
700
#504FBC
oklch(49.1% 0.167 278.7)
-
Step 800
800
#424198
oklch(42.7% 0.139 279.3)
-
Step 900
900
#373879
oklch(37.7% 0.108 279.2)
-
Step 950
950
#202147
oklch(26.9% 0.069 279.5)
#8A91E9 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) | #729CEC | 0.038 |
| Deuteranopia (no green cones) | #6C95E7 | 0.038 |
| Tritanopia (no blue cones) | #6DA3B2 | 0.114 |
| Achromatopsia (no color) | #989898 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8A91E9
#8A91E9
oklch(68.8% 0.129 279)
- #AF9B2A
#AF9B2A
oklch(68.8% 0.129 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 #8A91E9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Perrywinkle #8F8CE7 ΔE 0.013
- Periwinkle Blue #8F99FB ΔE 0.032
- Lavender Blue #8B88F8 ΔE 0.035
- Cornflower Blue #6495ED ΔE 0.045
- Periwinkle #8E82FE ΔE 0.053
- Soft Blue #6488EA ΔE 0.056
- Chefchaouen Blue #4895EF ΔE 0.070
- Pale Purple #B790D4 ΔE 0.072
Use #8A91E9 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.