#978F99
Closest named color: Warm Grey (#978A84). oklch(66% 0.017 319.5), rgb(151, 143, 153).
Aa
Black text reads best on this color (6.70:1).
About this color
#978F99 is a medium-light close to neutral grey. In OKLCH its lightness is 66%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Warm Grey (#978A84), ΔE 0.030 away. Black text reads best on it, at 6.70:1.
| Hue family | Neutrals |
| Lightness | medium-light (66%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Warm Grey (#978A84) |
| Black text | 6.70:1 |
| White text | 3.13:1 |
Values
| HEX | #978F99 |
| RGB | rgb(151, 143, 153) |
| HSL | hsl(288, 5%, 58%) |
| OKLCH | oklch(66% 0.017 319.5) |
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 #978F99 | 3.13:1 | AA large text | Lc -63.8 | Content text, not long reading |
| Black text on #978F99 | 6.70:1 | AA | Lc 45.7 | Large or bold text, headings |
| #978F99 text on white | 3.13:1 | AA large text | Lc 58.4 | Large or bold text, headings |
| #978F99 text on black | 6.70:1 | AA | Lc -43.3 | 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
#EAE9EB
oklch(93.5% 0.003 308.4)
-
Step 200
200
#DAD8DB
oklch(88.5% 0.005 314.8)
-
Step 300
300
#C3BFC4
oklch(80.9% 0.008 319.4)
-
Step 400
400
#A49EA6
oklch(70.7% 0.013 317.7)
-
Step 500
500 (this color)
#978F99
oklch(66% 0.017 319.5)
-
Step 600
600
#78707A
oklch(55.6% 0.018 319.5)
-
Step 700
700
#655E67
oklch(49.2% 0.017 318.7)
-
Step 800
800
#534D54
oklch(42.9% 0.014 321.4)
-
Step 900
900
#444045
oklch(37.7% 0.01 319.5)
-
Step 950
950
#282529
oklch(26.9% 0.008 317.7)
#978F99 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) | #8E9199 | 0.014 |
| Deuteranopia (no green cones) | #909299 | 0.013 |
| Tritanopia (no blue cones) | #979092 | 0.012 |
| Achromatopsia (no color) | #919191 | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #978F99
#978F99
oklch(66% 0.017 319.5)
- #8D958B
#8D958B
oklch(66% 0.017 139.4)
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 #978F99, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Grey #978A84 ΔE 0.030
- Cool Gray #8D99AE ΔE 0.035
- English Lavender #9D8189 ΔE 0.038
- Purpley Grey #947E94 ΔE 0.046
- Bluey Grey #89A0B0 ΔE 0.049
- Dusty Lavender #AC86A8 ΔE 0.050
- Blue Grey #758DA3 ΔE 0.050
- Silver Lake Blue #778DA9 ΔE 0.051
Use #978F99 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.