#978CB3
Closest named color: Heather (#A484AC). oklch(66.3% 0.058 297.7), rgb(151, 140, 179).
Aa
Black text reads best on this color (6.71:1).
About this color
#978CB3 is a medium-light, muted purple. In OKLCH its lightness is 66%, its chroma 0.058 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Heather (#A484AC), ΔE 0.027 away. Black text reads best on it, at 6.71:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | muted (0.058) |
| Temperature | in between |
| Nearest name | Heather (#A484AC) |
| Black text | 6.71:1 |
| White text | 3.12:1 |
Values
| HEX | #978CB3 |
| RGB | rgb(151, 140, 179) |
| HSL | hsl(257, 20%, 63%) |
| OKLCH | oklch(66.3% 0.058 297.7) |
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 #978CB3 | 3.12:1 | AA large text | Lc -63.7 | Content text, not long reading |
| Black text on #978CB3 | 6.71:1 | AA | Lc 45.8 | Large or bold text, headings |
| #978CB3 text on white | 3.12:1 | AA large text | Lc 58.3 | Large or bold text, headings |
| #978CB3 text on black | 6.71:1 | AA | Lc -43.4 | 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
#F6F5F8
oklch(97.2% 0.004 301.4)
-
Step 100
100
#EAE9EF
oklch(93.7% 0.008 293.9)
-
Step 200
200
#DAD7E3
oklch(88.5% 0.017 297.5)
-
Step 300
300
#C2BDD1
oklch(80.9% 0.028 297.2)
-
Step 400
400
#A39BBA
oklch(70.7% 0.045 297)
-
Step 500
500 (this color)
#978CB3
oklch(66.3% 0.058 297.7)
-
Step 600
600
#776C94
oklch(55.7% 0.062 296.9)
-
Step 700
700
#645A7E
oklch(49.1% 0.058 297)
-
Step 800
800
#524967
oklch(42.7% 0.05 298)
-
Step 900
900
#443D53
oklch(37.6% 0.038 299.1)
-
Step 950
950
#282431
oklch(27% 0.024 298.9)
#978CB3 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) | #8492B5 | 0.029 |
| Deuteranopia (no green cones) | #8691B2 | 0.027 |
| Tritanopia (no blue cones) | #929299 | 0.048 |
| Achromatopsia (no color) | #929292 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #978CB3
#978CB3
oklch(66.3% 0.058 297.7)
- #909870
#909870
oklch(66.3% 0.057 117.2)
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 #978CB3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Heather #A484AC ΔE 0.027
- Dusty Lavender #AC86A8 ΔE 0.035
- Cool Gray #8D99AE ΔE 0.040
- Silver Lake Blue #778DA9 ΔE 0.049
- Purpley Grey #947E94 ΔE 0.052
- Blue Grey #758DA3 ΔE 0.055
- Wisteria #A87DC2 ΔE 0.056
- Bluey Grey #89A0B0 ΔE 0.059
Use #978CB3 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.