#578274
Closest named color: Dusty Teal (#4C9085). oklch(57.1% 0.052 172), rgb(87, 130, 116).
Aa
Black text reads best on this color (4.85:1).
About this color
#578274 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 57%, its chroma 0.052 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.041 away. Black text reads best on it, at 4.85:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 4.85:1 |
| White text | 4.32:1 |
Values
| HEX | #578274 |
| RGB | rgb(87, 130, 116) |
| HSL | hsl(160, 20%, 43%) |
| OKLCH | oklch(57.1% 0.052 172) |
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 #578274 | 4.32:1 | AA large text | Lc -75.4 | Fine for body text |
| Black text on #578274 | 4.85:1 | AA | Lc 34.2 | Non-text elements, placeholder text |
| #578274 text on white | 4.32:1 | AA large text | Lc 69.9 | Content text, not long reading |
| #578274 text on black | 4.85:1 | AA | Lc -31.7 | 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 600.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E6EBE9
oklch(93.6% 0.006 170.4)
-
Step 200
200
#D1DCD8
oklch(88.5% 0.013 172.3)
-
Step 300
300
#B2C6BF
oklch(80.9% 0.024 172.7)
-
Step 400
400
#8AA99E
oklch(70.8% 0.038 171.6)
-
Step 500
500
#6C9386
oklch(63% 0.047 172.2)
-
Step 600
600 (this color)
#578274
oklch(57.1% 0.052 172)
-
Step 700
700
#436A5D
oklch(49.1% 0.049 171.2)
-
Step 800
800
#37564C
oklch(42.6% 0.04 172.1)
-
Step 900
900
#304740
oklch(37.6% 0.031 173.7)
-
Step 950
950
#1C2A25
oklch(27% 0.021 170.6)
#578274 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) | #7F7D73 | 0.054 |
| Deuteranopia (no green cones) | #787775 | 0.052 |
| Tritanopia (no blue cones) | #4B837E | 0.018 |
| Achromatopsia (no color) | #797979 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #578274
#578274
oklch(57.1% 0.052 172)
- #916B7B
#916B7B
oklch(57.1% 0.053 351.9)
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 #578274, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.041
- Slate Green #658D6D ΔE 0.042
- Battleship Grey #6B7C85 ΔE 0.045
- Dark Sage #598556 ΔE 0.047
- Steel Grey #6F828A ΔE 0.048
- Grey Blue #647D8E ΔE 0.051
- Battleship Gray #6C757D ΔE 0.052
- Medium Grey #7D7F7C ΔE 0.054
Use #578274 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.