#978FA9
Closest named color: Cool Gray (#8D99AE). oklch(66.6% 0.039 299.4), rgb(151, 143, 169).
Aa
Black text reads best on this color (6.81:1).
About this color
#978FA9 is a medium-light, muted purple. In OKLCH its lightness is 67%, its chroma 0.039 and its hue 299°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.028 away. Black text reads best on it, at 6.81:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | muted (0.039) |
| Temperature | in between |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 6.81:1 |
| White text | 3.08:1 |
Values
| HEX | #978FA9 |
| RGB | rgb(151, 143, 169) |
| HSL | hsl(258, 13%, 61%) |
| OKLCH | oklch(66.6% 0.039 299.4) |
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 #978FA9 | 3.08:1 | AA large text | Lc -63.1 | Content text, not long reading |
| Black text on #978FA9 | 6.81:1 | AA | Lc 46.3 | Large or bold text, headings |
| #978FA9 text on white | 3.08:1 | AA large text | Lc 57.7 | Large or bold text, headings |
| #978FA9 text on black | 6.81:1 | AA | Lc -44.0 | 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 500.
-
Step 50
50
#F6F5F7
oklch(97.1% 0.003 308.4)
-
Step 100
100
#EAE9ED
oklch(93.6% 0.005 297.7)
-
Step 200
200
#DAD8DF
oklch(88.6% 0.01 299.2)
-
Step 300
300
#C2BECB
oklch(80.9% 0.019 300)
-
Step 400
400
#A39DB1
oklch(70.8% 0.03 299.3)
-
Step 500
500 (this color)
#978FA9
oklch(66.6% 0.039 299.4)
-
Step 600
600
#776E89
oklch(55.6% 0.043 300.3)
-
Step 700
700
#645C74
oklch(49.1% 0.039 300.2)
-
Step 800
800
#514B5F
oklch(42.6% 0.033 298.7)
-
Step 900
900
#433F4D
oklch(37.7% 0.024 298.3)
-
Step 950
950
#27252D
oklch(27% 0.015 296.8)
#978FA9 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) | #8A93AA | 0.020 |
| Deuteranopia (no green cones) | #8B93A8 | 0.020 |
| Tritanopia (no blue cones) | #949398 | 0.032 |
| Achromatopsia (no color) | #939393 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #978FA9
#978FA9
oklch(66.6% 0.039 299.4)
- #91987D
#91987D
oklch(66.6% 0.039 119.3)
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 #978FA9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.028
- Heather #A484AC ΔE 0.036
- Dusty Lavender #AC86A8 ΔE 0.038
- Silver Lake Blue #778DA9 ΔE 0.046
- Bluey Grey #89A0B0 ΔE 0.047
- Purpley Grey #947E94 ΔE 0.049
- Blue Grey #758DA3 ΔE 0.050
- English Lavender #9D8189 ΔE 0.050
Use #978FA9 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.