#669F7E
Closest named color: Grey Teal (#5E9B8A). oklch(65.4% 0.078 158), rgb(102, 159, 126).
Aa
Black text reads best on this color (6.82:1).
About this color
#669F7E is a medium-light, moderately saturated green. In OKLCH its lightness is 65%, its chroma 0.078 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Teal (#5E9B8A), ΔE 0.025 away. Black text reads best on it, at 6.82:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.078) |
| Temperature | in between |
| Nearest name | Grey Teal (#5E9B8A) |
| Black text | 6.82:1 |
| White text | 3.07:1 |
Values
| HEX | #669F7E |
| RGB | rgb(102, 159, 126) |
| HSL | hsl(145, 23%, 51%) |
| OKLCH | oklch(65.4% 0.078 158) |
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 #669F7E | 3.07:1 | AA large text | Lc -63.0 | Content text, not long reading |
| Black text on #669F7E | 6.82:1 | AA | Lc 46.5 | Large or bold text, headings |
| #669F7E text on white | 3.07:1 | AA large text | Lc 57.6 | Large or bold text, headings |
| #669F7E text on black | 6.82:1 | AA | Lc -44.2 | 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E4ECE7
oklch(93.6% 0.011 158.8)
-
Step 200
200
#CEDED4
oklch(88.6% 0.022 158.5)
-
Step 300
300
#ADC9B7
oklch(81% 0.039 157.2)
-
Step 400
400
#81AD92
oklch(70.8% 0.062 157.5)
-
Step 500
500 (this color)
#669F7E
oklch(65.4% 0.078 158)
-
Step 600
600
#448260
oklch(55.5% 0.084 158)
-
Step 700
700
#356E4F
oklch(49% 0.079 157.9)
-
Step 800
800
#2D5A41
oklch(42.8% 0.066 157.7)
-
Step 900
900
#294A37
oklch(37.8% 0.051 157.5)
-
Step 950
950
#182B20
oklch(26.9% 0.032 157.9)
#669F7E 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) | #9E977C | 0.073 |
| Deuteranopia (no green cones) | #959080 | 0.071 |
| Tritanopia (no blue cones) | #5A9E96 | 0.037 |
| Achromatopsia (no color) | #939393 | 0.079 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #669F7E
#669F7E
oklch(65.4% 0.078 158)
- #B07EA1
#B07EA1
oklch(65.4% 0.078 338)
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 #669F7E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Teal #5E9B8A ΔE 0.025
- Dull Teal #5F9E8F ΔE 0.026
- Greeny Grey #7EA07A ΔE 0.028
- Tea #65AB7C ΔE 0.036
- Green Grey #77926F ΔE 0.038
- Grey Green #86A17D ΔE 0.039
- Dusty Green #76A973 ΔE 0.042
- Ocean Green #3D9973 ΔE 0.046
Use #669F7E 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.