#64665B
Closest named color: Dim Gray (#696969). oklch(50.5% 0.017 115.4), rgb(100, 102, 91).
Aa
White text reads best on this color (5.84:1).
About this color
#64665B is a medium-dark close to neutral grey. In OKLCH its lightness is 51%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Dim Gray (#696969), ΔE 0.023 away. White text reads best on it, at 5.84:1.
| Hue family | Neutrals |
| Lightness | medium-dark (51%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Dim Gray (#696969) |
| Black text | 3.59:1 |
| White text | 5.84:1 |
Values
| HEX | #64665B |
| RGB | rgb(100, 102, 91) |
| HSL | hsl(71, 6%, 38%) |
| OKLCH | oklch(50.5% 0.017 115.4) |
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 #64665B | 5.84:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #64665B | 3.59:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #64665B text on white | 5.84:1 | AA | Lc 79.3 | Fine for body text |
| #64665B text on black | 3.59:1 | AA large text | Lc -22.5 | Dividers and decoration only |
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 700.
-
Step 50
50
#F5F5F5
oklch(97% 0 0)
-
Step 100
100
#EAEAE8
oklch(93.6% 0.003 106.5)
-
Step 200
200
#D9D9D6
oklch(88.4% 0.004 106.5)
-
Step 300
300
#C0C1BB
oklch(80.8% 0.008 114.3)
-
Step 400
400
#A0A298
oklch(70.8% 0.014 116)
-
Step 500
500
#898B7F
oklch(63.2% 0.018 114.6)
-
Step 600
600
#737569
oklch(55.7% 0.018 114.7)
-
Step 700
700 (this color)
#64665B
oklch(50.5% 0.017 115.4)
-
Step 800
800
#4E5047
oklch(42.7% 0.015 117.2)
-
Step 900
900
#41423C
oklch(37.6% 0.01 114.6)
-
Step 950
950
#262723
oklch(27% 0.007 118.3)
#64665B 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) | #68655A | 0.006 |
| Deuteranopia (no green cones) | #68655B | 0.007 |
| Tritanopia (no blue cones) | #656563 | 0.014 |
| Achromatopsia (no color) | #656565 | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64665B
#64665B
oklch(50.5% 0.017 115.4)
- #65636E
#65636E
oklch(50.5% 0.017 294.1)
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 #64665B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dim Gray #696969 ΔE 0.023
- Slate #516572 ΔE 0.044
- Dark Taupe #7F684E ΔE 0.047
- Grey Brown #7F7053 ΔE 0.057
- Dark Moss Green #606C38 ΔE 0.059
- Battleship Gray #6C757D ΔE 0.061
- Cocoa #875F42 ΔE 0.062
- Dirt Brown #836539 ΔE 0.064
Use #64665B 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.