#63897F
Closest named color: Dusty Teal (#4C9085). oklch(59.9% 0.045 176.6), rgb(99, 137, 127).
Aa
Black text reads best on this color (5.41:1).
About this color
#63897F is a medium-dark, muted teal or cyan. In OKLCH its lightness is 60%, its chroma 0.045 and its hue 177°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.028 away. Black text reads best on it, at 5.41:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.41:1 |
| White text | 3.87:1 |
Values
| HEX | #63897F |
| RGB | rgb(99, 137, 127) |
| HSL | hsl(164, 16%, 46%) |
| OKLCH | oklch(59.9% 0.045 176.6) |
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 #63897F | 3.87:1 | AA large text | Lc -71.7 | Content text, not long reading |
| Black text on #63897F | 5.41:1 | AA | Lc 37.9 | Non-text elements, placeholder text |
| #63897F text on white | 3.87:1 | AA large text | Lc 66.2 | Content text, not long reading |
| #63897F text on black | 5.41:1 | AA | Lc -35.5 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E6EBEA
oklch(93.6% 0.006 183)
-
Step 200
200
#D1DCD9
oklch(88.5% 0.013 178)
-
Step 300
300
#B3C6C0
oklch(81% 0.022 174.8)
-
Step 400
400
#8AA8A0
oklch(70.7% 0.035 177.3)
-
Step 500
500 (this color)
#63897F
oklch(59.9% 0.045 176.6)
-
Step 600
600
#547D72
oklch(55.6% 0.049 175.8)
-
Step 700
700
#446960
oklch(49% 0.045 177.3)
-
Step 800
800
#38564E
oklch(42.7% 0.038 175.9)
-
Step 900
900
#314741
oklch(37.8% 0.029 175.9)
-
Step 950
950
#1D2A26
oklch(27.2% 0.019 173.9)
#63897F 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) | #86847F | 0.048 |
| Deuteranopia (no green cones) | #7F7F80 | 0.046 |
| Tritanopia (no blue cones) | #598A86 | 0.014 |
| Achromatopsia (no color) | #818181 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63897F
#63897F
oklch(59.9% 0.045 176.6)
- #977580
#977580
oklch(59.9% 0.045 357.3)
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 #63897F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.028
- Slate Green #658D6D ΔE 0.033
- Steel Grey #6F828A ΔE 0.034
- Medium Grey #7D7F7C ΔE 0.042
- Battleship Grey #6B7C85 ΔE 0.043
- Gray #808080 ΔE 0.045
- Steel #738595 ΔE 0.046
- Slate Gray #708090 ΔE 0.046
Use #63897F 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.