#99978B
Closest named color: Warm Grey (#978A84). oklch(67.5% 0.017 99.1), rgb(153, 151, 139).
Aa
Black text reads best on this color (7.15:1).
About this color
#99978B is a medium-light close to neutral grey. In OKLCH its lightness is 67%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Warm Grey (#978A84), ΔE 0.035 away. Black text reads best on it, at 7.15:1.
| Hue family | Neutrals |
| Lightness | medium-light (67%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Warm Grey (#978A84) |
| Black text | 7.15:1 |
| White text | 2.93:1 |
Values
| HEX | #99978B |
| RGB | rgb(153, 151, 139) |
| HSL | hsl(51, 6%, 57%) |
| OKLCH | oklch(67.5% 0.017 99.1) |
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 #99978B | 2.93:1 | Fails | Lc -61.2 | Content text, not long reading |
| Black text on #99978B | 7.15:1 | AAA | Lc 48.2 | Large or bold text, headings |
| #99978B text on white | 2.93:1 | Fails | Lc 55.8 | Large or bold text, headings |
| #99978B text on black | 7.15:1 | AAA | Lc -46.0 | Large or bold text, headings |
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
#F6F5F4
oklch(97.1% 0.002 67.8)
-
Step 100
100
#EAEAE7
oklch(93.6% 0.004 106.5)
-
Step 200
200
#DAD9D5
oklch(88.5% 0.006 95.1)
-
Step 300
300
#C2C1B9
oklch(80.9% 0.011 100.9)
-
Step 400
400 (this color)
#99978B
oklch(67.5% 0.017 99.1)
-
Step 500
500
#8C8A7B
oklch(63.1% 0.022 100.8)
-
Step 600
600
#777464
oklch(55.7% 0.024 98.4)
-
Step 700
700
#646153
oklch(49.1% 0.022 97.1)
-
Step 800
800
#514F44
oklch(42.6% 0.018 98.6)
-
Step 900
900
#434239
oklch(37.7% 0.015 101.9)
-
Step 950
950
#272722
oklch(27.1% 0.009 107)
#99978B 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) | #9A968A | 0.003 |
| Deuteranopia (no green cones) | #9A978B | 0.001 |
| Tritanopia (no blue cones) | #9B9593 | 0.015 |
| Achromatopsia (no color) | #979797 | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99978B
#99978B
oklch(67.5% 0.017 99.1)
- #9496A2
#9496A2
oklch(67.5% 0.018 278.4)
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 #99978B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Warm Grey #978A84 ΔE 0.035
- Cement #A5A391 ΔE 0.038
- Cool Grey #95A3A6 ΔE 0.042
- Pewter #96A8A1 ΔE 0.047
- Grey Green #86A17D ΔE 0.048
- Pale Brown #B1916E ΔE 0.048
- Cool Gray #8D99AE ΔE 0.051
- Stone #ADA587 ΔE 0.053
Use #99978B 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.