#8991EB
Closest named color: Perrywinkle (#8F8CE7). oklch(68.8% 0.132 278.5), rgb(137, 145, 235).
Aa
Black text reads best on this color (7.31:1).
About this color
#8991EB is a medium-light, moderately saturated blue. In OKLCH its lightness is 69%, its chroma 0.132 and its hue 278°. 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 7.31:1.
| Hue family | Blues |
| Lightness | medium-light (69%) |
| Chroma | moderately saturated (0.132) |
| Temperature | cool |
| Nearest name | Perrywinkle (#8F8CE7) |
| Black text | 7.31:1 |
| White text | 2.87:1 |
Values
| HEX | #8991EB |
| RGB | rgb(137, 145, 235) |
| HSL | hsl(235, 71%, 73%) |
| OKLCH | oklch(68.8% 0.132 278.5) |
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 #8991EB | 2.87:1 | Fails | Lc -60.1 | Content text, not long reading |
| Black text on #8991EB | 7.31:1 | AAA | Lc 49.2 | Large or bold text, headings |
| #8991EB text on white | 2.87:1 | Fails | Lc 54.8 | Large or bold text, headings |
| #8991EB text on black | 7.31:1 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
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
#B4BCF6
oklch(80.9% 0.082 278.3)
-
Step 400
400 (this color)
#8991EB
oklch(68.8% 0.132 278.5)
-
Step 500
500
#757AED
oklch(63.1% 0.169 278.5)
-
Step 600
600
#6060DB
oklch(55.6% 0.183 278.6)
-
Step 700
700
#4F4EBE
oklch(49% 0.171 278.4)
-
Step 800
800
#41419A
oklch(42.8% 0.142 278.6)
-
Step 900
900
#36387A
oklch(37.7% 0.11 278.4)
-
Step 950
950
#1F2148
oklch(26.9% 0.071 278.2)
#8991EB 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) | #719CEF | 0.037 |
| Deuteranopia (no green cones) | #6B95E9 | 0.037 |
| Tritanopia (no blue cones) | #6AA3B3 | 0.116 |
| Achromatopsia (no color) | #989898 | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8991EB
#8991EB
oklch(68.8% 0.132 278.5)
- #B09B24
#B09B24
oklch(68.8% 0.132 98.5)
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 #8991EB, 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 0.030
- Lavender Blue #8B88F8 ΔE 0.033
- Cornflower Blue #6495ED ΔE 0.044
- Periwinkle #8E82FE ΔE 0.051
- Soft Blue #6488EA ΔE 0.055
- Chefchaouen Blue #4895EF ΔE 0.069
- Pale Purple #B790D4 ΔE 0.074
Use #8991EB 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.