#8F91BC
Closest named color: Cool Gray (#8D99AE). oklch(67.1% 0.063 282.5), rgb(143, 145, 188).
Aa
Black text reads best on this color (6.94:1).
About this color
#8F91BC is a medium-light, muted purple. In OKLCH its lightness is 67%, its chroma 0.063 and its hue 282°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.035 away. Black text reads best on it, at 6.94:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 6.94:1 |
| White text | 3.02:1 |
Values
| HEX | #8F91BC |
| RGB | rgb(143, 145, 188) |
| HSL | hsl(237, 25%, 65%) |
| OKLCH | oklch(67.1% 0.063 282.5) |
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 #8F91BC | 3.02:1 | AA large text | Lc -62.4 | Content text, not long reading |
| Black text on #8F91BC | 6.94:1 | AA | Lc 47.1 | Large or bold text, headings |
| #8F91BC text on white | 3.02:1 | AA large text | Lc 57.0 | Large or bold text, headings |
| #8F91BC text on black | 6.94:1 | AA | Lc -44.8 | Non-text elements, placeholder text |
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
#F5F5F9
oklch(97.1% 0.005 286.3)
-
Step 100
100
#E8E9F2
oklch(93.6% 0.012 281.1)
-
Step 200
200
#D6D8E8
oklch(88.5% 0.022 280.3)
-
Step 300
300
#BCBEDA
oklch(80.9% 0.039 282.2)
-
Step 400
400 (this color)
#8F91BC
oklch(67.1% 0.063 282.5)
-
Step 500
500
#8283BA
oklch(63.1% 0.082 283)
-
Step 600
600
#6C6CA6
oklch(55.6% 0.089 283.1)
-
Step 700
700
#5A5A8E
oklch(49% 0.083 282.9)
-
Step 800
800
#494A73
oklch(42.7% 0.068 282.1)
-
Step 900
900
#3D3E5D
oklch(37.7% 0.053 282.1)
-
Step 950
950
#242436
oklch(26.9% 0.033 283.9)
#8F91BC 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) | #8696BE | 0.017 |
| Deuteranopia (no green cones) | #8493BB | 0.016 |
| Tritanopia (no blue cones) | #8598A0 | 0.054 |
| Achromatopsia (no color) | #949494 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #8F91BC
#8F91BC
oklch(67.1% 0.063 282.5)
- #9D976A
#9D976A
oklch(67% 0.062 101.5)
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 #8F91BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.035
- Heather #A484AC ΔE 0.044
- Silver Lake Blue #778DA9 ΔE 0.046
- Bluey Grey #89A0B0 ΔE 0.051
- Dusty Lavender #AC86A8 ΔE 0.052
- Blue Grey #758DA3 ΔE 0.054
- Greyblue #77A1B5 ΔE 0.056
- Bluegrey #85A3B2 ΔE 0.057
Use #8F91BC 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.