#978FA3
Closest named color: Cool Gray (#8D99AE). oklch(66.4% 0.031 303.7), rgb(151, 143, 163).
Aa
Black text reads best on this color (6.77:1).
About this color
#978FA3 is a medium-light, muted purple. In OKLCH its lightness is 66%, its chroma 0.031 and its hue 304°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.029 away. Black text reads best on it, at 6.77:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | muted (0.031) |
| Temperature | in between |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 6.77:1 |
| White text | 3.10:1 |
Values
| HEX | #978FA3 |
| RGB | rgb(151, 143, 163) |
| HSL | hsl(264, 10%, 60%) |
| OKLCH | oklch(66.4% 0.031 303.7) |
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 #978FA3 | 3.10:1 | AA large text | Lc -63.4 | Content text, not long reading |
| Black text on #978FA3 | 6.77:1 | AA | Lc 46.1 | Large or bold text, headings |
| #978FA3 text on white | 3.10:1 | AA large text | Lc 58.0 | Large or bold text, headings |
| #978FA3 text on black | 6.77:1 | AA | Lc -43.8 | 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 500.
-
Step 50
50
#F6F5F6
oklch(97.1% 0.002 325.6)
-
Step 100
100
#EAE9EC
oklch(93.6% 0.004 301.4)
-
Step 200
200
#DAD8DE
oklch(88.6% 0.008 301.3)
-
Step 300
300
#C2BEC9
oklch(80.8% 0.016 302.5)
-
Step 400
400
#A39DAD
oklch(70.6% 0.024 302.8)
-
Step 500
500 (this color)
#978FA3
oklch(66.4% 0.031 303.7)
-
Step 600
600
#776F84
oklch(55.6% 0.033 302.6)
-
Step 700
700
#645D6F
oklch(49.1% 0.03 303)
-
Step 800
800
#524C5B
oklch(42.8% 0.026 303.5)
-
Step 900
900
#443F4A
oklch(37.7% 0.02 306)
-
Step 950
950
#28252C
oklch(27.1% 0.013 304.9)
#978FA3 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) | #8C92A4 | 0.017 |
| Deuteranopia (no green cones) | #8D92A2 | 0.016 |
| Tritanopia (no blue cones) | #959295 | 0.025 |
| Achromatopsia (no color) | #929292 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #978FA3
#978FA3
oklch(66.4% 0.031 303.7)
- #8F9782
#8F9782
oklch(66.4% 0.032 124.3)
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 #978FA3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.029
- Heather #A484AC ΔE 0.041
- Dusty Lavender #AC86A8 ΔE 0.041
- Warm Grey #978A84 ΔE 0.044
- English Lavender #9D8189 ΔE 0.045
- Silver Lake Blue #778DA9 ΔE 0.046
- Purpley Grey #947E94 ΔE 0.046
- Bluey Grey #89A0B0 ΔE 0.046
Use #978FA3 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.