#7C8D8A
Closest named color: Light Slate Gray (#778899). oklch(62.9% 0.02 183.9), rgb(124, 141, 138).
Aa
Black text reads best on this color (6.03:1).
About this color
#7C8D8A is a medium-light close to neutral grey. In OKLCH its lightness is 63%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Light Slate Gray (#778899), ΔE 0.032 away. Black text reads best on it, at 6.03:1.
| Hue family | Neutrals |
| Lightness | medium-light (63%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Light Slate Gray (#778899) |
| Black text | 6.03:1 |
| White text | 3.48:1 |
Values
| HEX | #7C8D8A |
| RGB | rgb(124, 141, 138) |
| HSL | hsl(169, 7%, 52%) |
| OKLCH | oklch(62.9% 0.02 183.9) |
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 #7C8D8A | 3.48:1 | AA large text | Lc -67.8 | Content text, not long reading |
| Black text on #7C8D8A | 6.03:1 | AA | Lc 41.7 | Non-text elements, placeholder text |
| #7C8D8A text on white | 3.48:1 | AA large text | Lc 62.4 | Content text, not long reading |
| #7C8D8A text on black | 6.03:1 | AA | Lc -39.3 | 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
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E8EAEA
oklch(93.6% 0.002 197.1)
-
Step 200
200
#D5DAD9
oklch(88.4% 0.006 183)
-
Step 300
300
#BAC3C1
oklch(81% 0.01 181.3)
-
Step 400
400
#96A4A1
oklch(70.7% 0.016 181.6)
-
Step 500
500 (this color)
#7C8D8A
oklch(62.9% 0.02 183.9)
-
Step 600
600
#667875
oklch(55.7% 0.022 184.4)
-
Step 700
700
#546562
oklch(49.2% 0.021 183.6)
-
Step 800
800
#455250
oklch(42.7% 0.017 185.3)
-
Step 900
900
#3A4442
oklch(37.7% 0.014 182.2)
-
Step 950
950
#222827
oklch(27.1% 0.009 184.6)
#7C8D8A 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) | #8B8B8A | 0.021 |
| Deuteranopia (no green cones) | #88888A | 0.021 |
| Tritanopia (no blue cones) | #788E8C | 0.006 |
| Achromatopsia (no color) | #898989 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7C8D8A
#7C8D8A
oklch(62.9% 0.02 183.9)
- #948487
#948487
oklch(62.9% 0.02 4.9)
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 #7C8D8A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Slate Gray #778899 ΔE 0.032
- Gray #808080 ΔE 0.035
- Steel #738595 ΔE 0.035
- Warm Grey #978A84 ΔE 0.038
- Blue Grey #758DA3 ΔE 0.038
- Steel Grey #6F828A ΔE 0.039
- Medium Grey #7D7F7C ΔE 0.039
- Slate Gray #708090 ΔE 0.046
Use #7C8D8A 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.