#618A7C
Closest named color: Dusty Teal (#4C9085). oklch(59.9% 0.05 171.3), rgb(97, 138, 124).
Aa
Black text reads best on this color (5.43:1).
About this color
#618A7C is a medium-dark, muted teal or cyan. In OKLCH its lightness is 60%, its chroma 0.050 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.025 away. Black text reads best on it, at 5.43:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.43:1 |
| White text | 3.86:1 |
Values
| HEX | #618A7C |
| RGB | rgb(97, 138, 124) |
| HSL | hsl(160, 17%, 46%) |
| OKLCH | oklch(59.9% 0.05 171.3) |
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 #618A7C | 3.86:1 | AA large text | Lc -71.6 | Content text, not long reading |
| Black text on #618A7C | 5.43:1 | AA | Lc 38.0 | Non-text elements, placeholder text |
| #618A7C text on white | 3.86:1 | AA large text | Lc 66.1 | Content text, not long reading |
| #618A7C text on black | 5.43:1 | AA | Lc -35.6 | 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
#E5EBE9
oklch(93.5% 0.007 174.4)
-
Step 200
200
#D1DCD8
oklch(88.5% 0.013 172.3)
-
Step 300
300
#B2C6BE
oklch(80.9% 0.024 169.7)
-
Step 400
400
#89A99D
oklch(70.7% 0.039 170.4)
-
Step 500
500 (this color)
#618A7C
oklch(59.9% 0.05 171.3)
-
Step 600
600
#517E6F
oklch(55.6% 0.055 171.2)
-
Step 700
700
#426A5D
oklch(49% 0.05 171.6)
-
Step 800
800
#36574C
oklch(42.8% 0.043 171.2)
-
Step 900
900
#2F473F
oklch(37.5% 0.033 171.7)
-
Step 950
950
#1C2A25
oklch(27% 0.021 170.6)
#618A7C 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) | #88857B | 0.052 |
| Deuteranopia (no green cones) | #807F7D | 0.050 |
| Tritanopia (no blue cones) | #578B86 | 0.017 |
| Achromatopsia (no color) | #828282 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #618A7C
#618A7C
oklch(59.9% 0.05 171.3)
- #987483
#987483
oklch(59.9% 0.05 351.9)
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 #618A7C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.025
- Slate Green #658D6D ΔE 0.027
- Steel Grey #6F828A ΔE 0.041
- Green Grey #77926F ΔE 0.044
- Medium Grey #7D7F7C ΔE 0.047
- Grey Teal #5E9B8A ΔE 0.048
- Battleship Grey #6B7C85 ΔE 0.049
- Sea #3C9992 ΔE 0.050
Use #618A7C 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.