#7F8991
Closest named color: Light Slate Gray (#778899). oklch(62.5% 0.017 241.9), rgb(127, 137, 145).
Aa
Black text reads best on this color (5.88:1).
About this color
#7F8991 is a medium-light close to neutral grey. In OKLCH its lightness is 62%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Light Slate Gray (#778899), ΔE 0.017 away. Black text reads best on it, at 5.88:1.
| Hue family | Neutrals |
| Lightness | medium-light (62%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Light Slate Gray (#778899) |
| Black text | 5.88:1 |
| White text | 3.56:1 |
Values
| HEX | #7F8991 |
| RGB | rgb(127, 137, 145) |
| HSL | hsl(207, 8%, 53%) |
| OKLCH | oklch(62.5% 0.017 241.9) |
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 #7F8991 | 3.56:1 | AA large text | Lc -68.8 | Content text, not long reading |
| Black text on #7F8991 | 5.88:1 | AA | Lc 40.8 | Non-text elements, placeholder text |
| #7F8991 text on white | 3.56:1 | AA large text | Lc 63.3 | Content text, not long reading |
| #7F8991 text on black | 5.88:1 | AA | Lc -38.4 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#E8EAEB
oklch(93.6% 0.003 228.8)
-
Step 200
200
#D6D9DC
oklch(88.4% 0.005 247.9)
-
Step 300
300
#BCC1C5
oklch(80.8% 0.008 241.7)
-
Step 400
400
#9AA2A8
oklch(70.8% 0.013 240)
-
Step 500
500 (this color)
#7F8991
oklch(62.5% 0.017 241.9)
-
Step 600
600
#6A757D
oklch(55.6% 0.018 239.3)
-
Step 700
700
#59626A
oklch(49.1% 0.017 245)
-
Step 800
800
#485056
oklch(42.6% 0.014 240.2)
-
Step 900
900
#3D4247
oklch(37.6% 0.011 248.1)
-
Step 950
950
#24272A
oklch(27.1% 0.007 248.1)
#7F8991 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) | #868991 | 0.010 |
| Deuteranopia (no green cones) | #838791 | 0.008 |
| Tritanopia (no blue cones) | #7B8B8B | 0.014 |
| Achromatopsia (no color) | #888888 | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7F8991
#7F8991
oklch(62.5% 0.017 241.9)
- #8F857D
#8F857D
oklch(62.3% 0.017 61.2)
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 #7F8991, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Slate Gray #778899 ΔE 0.017
- Steel #738595 ΔE 0.023
- Blue Grey #758DA3 ΔE 0.028
- Gray #808080 ΔE 0.030
- Steel Grey #6F828A ΔE 0.032
- Slate Gray #708090 ΔE 0.035
- Silver Lake Blue #778DA9 ΔE 0.035
- Lavender Gray #7E7F9A ΔE 0.036
Use #7F8991 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.