#659790
Closest named color: Grey Teal (#5E9B8A). oklch(63.9% 0.055 185), rgb(101, 151, 144).
Aa
Black text reads best on this color (6.38:1).
About this color
#659790 is a medium-light, muted teal or cyan. In OKLCH its lightness is 64%, its chroma 0.055 and its hue 185°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Teal (#5E9B8A), ΔE 0.019 away. Black text reads best on it, at 6.38:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (64%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Grey Teal (#5E9B8A) |
| Black text | 6.38:1 |
| White text | 3.29:1 |
Values
| HEX | #659790 |
| RGB | rgb(101, 151, 144) |
| HSL | hsl(172, 20%, 49%) |
| OKLCH | oklch(63.9% 0.055 185) |
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 #659790 | 3.29:1 | AA large text | Lc -65.6 | Content text, not long reading |
| Black text on #659790 | 6.38:1 | AA | Lc 43.9 | Non-text elements, placeholder text |
| #659790 text on white | 3.29:1 | AA large text | Lc 60.2 | Content text, not long reading |
| #659790 text on black | 6.38:1 | AA | Lc -41.5 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4ECEA
oklch(93.6% 0.009 179.6)
-
Step 200
200
#CFDCDA
oklch(88.4% 0.014 185.9)
-
Step 300
300
#AEC7C3
oklch(81% 0.028 185)
-
Step 400
400
#83AAA4
oklch(70.8% 0.043 184.7)
-
Step 500
500 (this color)
#659790
oklch(63.9% 0.055 185)
-
Step 600
600
#487F78
oklch(55.6% 0.06 185.2)
-
Step 700
700
#396B65
oklch(49.1% 0.055 185.6)
-
Step 800
800
#305752
oklch(42.6% 0.045 185.2)
-
Step 900
900
#2B4844
oklch(37.7% 0.036 184.8)
-
Step 950
950
#1A2A28
oklch(27% 0.022 186.2)
#659790 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) | #929290 | 0.058 |
| Deuteranopia (no green cones) | #898B91 | 0.055 |
| Tritanopia (no blue cones) | #559995 | 0.016 |
| Achromatopsia (no color) | #8E8E8E | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #659790
#659790
oklch(63.9% 0.055 185)
- #A97E87
#A97E87
oklch(63.8% 0.055 4.8)
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 #659790, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Teal #5E9B8A ΔE 0.019
- Dull Teal #5F9E8F ΔE 0.021
- Cadet Blue #5F9EA0 ΔE 0.026
- Sea #3C9992 ΔE 0.036
- Dusty Teal #4C9085 ΔE 0.038
- Green Grey #77926F ΔE 0.046
- Persian Green #2A9D8F ΔE 0.047
- Slate Green #658D6D ΔE 0.051
Use #659790 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.