#659588
Closest named color: Grey Teal (#5E9B8A). oklch(63.2% 0.056 175.6), rgb(101, 149, 136).
Aa
Black text reads best on this color (6.20:1).
About this color
#659588 is a medium-light, muted teal or cyan. In OKLCH its lightness is 63%, its chroma 0.056 and its hue 176°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Teal (#5E9B8A), ΔE 0.017 away. Black text reads best on it, at 6.20:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (63%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Grey Teal (#5E9B8A) |
| Black text | 6.20:1 |
| White text | 3.38:1 |
Values
| HEX | #659588 |
| RGB | rgb(101, 149, 136) |
| HSL | hsl(164, 19%, 49%) |
| OKLCH | oklch(63.2% 0.056 175.6) |
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 #659588 | 3.38:1 | AA large text | Lc -66.7 | Content text, not long reading |
| Black text on #659588 | 6.20:1 | AA | Lc 42.8 | Non-text elements, placeholder text |
| #659588 text on white | 3.38:1 | AA large text | Lc 61.2 | Content text, not long reading |
| #659588 text on black | 6.20:1 | AA | Lc -40.4 | 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
#E5ECE9
oklch(93.7% 0.008 168.7)
-
Step 200
200
#CFDDD8
oklch(88.6% 0.016 172.6)
-
Step 300
300
#AFC7C0
oklch(81% 0.028 176.2)
-
Step 400
400
#85AA9F
oklch(70.7% 0.043 174.9)
-
Step 500
500 (this color)
#659588
oklch(63.2% 0.056 175.6)
-
Step 600
600
#4B7F72
oklch(55.6% 0.06 176.2)
-
Step 700
700
#3C6B5F
oklch(49% 0.055 175.6)
-
Step 800
800
#32574E
oklch(42.6% 0.045 176.7)
-
Step 900
900
#2C4841
oklch(37.7% 0.036 176.7)
-
Step 950
950
#1A2A26
oklch(26.9% 0.023 177.2)
#659588 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) | #928F87 | 0.059 |
| Deuteranopia (no green cones) | #898989 | 0.056 |
| Tritanopia (no blue cones) | #579691 | 0.018 |
| Achromatopsia (no color) | #8C8C8C | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #659588
#659588
oklch(63.2% 0.056 175.6)
- #A67C8B
#A67C8B
oklch(63.2% 0.056 355.6)
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 #659588, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Teal #5E9B8A ΔE 0.017
- Dull Teal #5F9E8F ΔE 0.025
- Dusty Teal #4C9085 ΔE 0.032
- Sea #3C9992 ΔE 0.036
- Cadet Blue #5F9EA0 ΔE 0.036
- Green Grey #77926F ΔE 0.037
- Slate Green #658D6D ΔE 0.039
- Persian Green #2A9D8F ΔE 0.047
Use #659588 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.