#8991FB
Closest named color: Lavender Blue (#8B88F8). oklch(69.7% 0.154 278.3), rgb(137, 145, 251).
Aa
Black text reads best on this color (7.50:1).
About this color
#8991FB is a medium-light, vivid blue. In OKLCH its lightness is 70%, its chroma 0.154 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender Blue (#8B88F8), ΔE 0.022 away. Black text reads best on it, at 7.50:1.
| Hue family | Blues |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.154) |
| Temperature | cool |
| Nearest name | Lavender Blue (#8B88F8) |
| Black text | 7.50:1 |
| White text | 2.79:1 |
Values
| HEX | #8991FB |
| RGB | rgb(137, 145, 251) |
| HSL | hsl(236, 93%, 76%) |
| OKLCH | oklch(69.7% 0.154 278.3) |
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 #8991FB | 2.79:1 | Fails | Lc -59.0 | Large or bold text, headings |
| Black text on #8991FB | 7.50:1 | AAA | Lc 50.3 | Large or bold text, headings |
| #8991FB text on white | 2.79:1 | Fails | Lc 53.7 | Large or bold text, headings |
| #8991FB text on black | 7.50:1 | 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
#D0D6FD
oklch(88.4% 0.054 278.3)
-
Step 300
300
#B2BBFF
oklch(81% 0.097 278.2)
-
Step 400
400 (this color)
#8991FB
oklch(69.7% 0.154 278.3)
-
Step 500
500
#7375FD
oklch(63.1% 0.198 278.5)
-
Step 600
600
#5E59EC
oklch(55.6% 0.214 278.3)
-
Step 700
700
#4E48CD
oklch(49.2% 0.198 278.2)
-
Step 800
800
#403CA6
oklch(42.8% 0.165 278.5)
-
Step 900
900
#353583
oklch(37.7% 0.128 278.3)
-
Step 950
950
#1F204D
oklch(27.1% 0.081 278.5)
#8991FB 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) | #689FFF | 0.048 |
| Deuteranopia (no green cones) | #5F96F9 | 0.049 |
| Tritanopia (no blue cones) | #61A7BA | 0.135 |
| Achromatopsia (no color) | #9A9A9A | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8991FB
#8991FB
oklch(69.7% 0.154 278.3)
- #B59D00
#B59D00
oklch(69.6% 0.144 98.2)
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 #8991FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender Blue #8B88F8 ΔE 0.022
- Periwinkle Blue #8F99FB ΔE 0.023
- Perrywinkle #8F8CE7 ΔE 0.030
- Periwinkle #8E82FE ΔE 0.038
- Cornflower Blue #6495ED ΔE 0.051
- Soft Blue #6488EA ΔE 0.059
- Chefchaouen Blue #4895EF ΔE 0.073
- Cornflower #6A79F7 ΔE 0.077
Use #8991FB 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.