#1BB185
Closest named color: Bluey Green (#2BB179). oklch(67.7% 0.134 166.6), rgb(27, 177, 133).
Aa
Black text reads best on this color (7.67:1).
About this color
#1BB185 is a medium-light, moderately saturated green. In OKLCH its lightness is 68%, its chroma 0.134 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluey Green (#2BB179), ΔE 0.016 away. Black text reads best on it, at 7.67:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Bluey Green (#2BB179) |
| Black text | 7.67:1 |
| White text | 2.73:1 |
Values
| HEX | #1BB185 |
| RGB | rgb(27, 177, 133) |
| HSL | hsl(162, 74%, 40%) |
| OKLCH | oklch(67.7% 0.134 166.6) |
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 #1BB185 | 2.73:1 | Fails | Lc -57.6 | Large or bold text, headings |
| Black text on #1BB185 | 7.67:1 | AAA | Lc 51.6 | Large or bold text, headings |
| #1BB185 text on white | 2.73:1 | Fails | Lc 52.4 | Large or bold text, headings |
| #1BB185 text on black | 7.67:1 | AAA | Lc -49.5 | Large or bold text, headings |
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 400.
-
Step 50
50
#EFF8F4
oklch(97.1% 0.011 167.8)
-
Step 100
100
#DBEFE6
oklch(93.5% 0.024 167.1)
-
Step 200
200
#BDE4D2
oklch(88.6% 0.048 165.6)
-
Step 300
300
#8AD2B5
oklch(80.8% 0.084 167)
-
Step 400
400 (this color)
#1BB185
oklch(67.7% 0.134 166.6)
-
Step 500
500
#00A278
oklch(63.2% 0.13 166.5)
-
Step 600
600
#008864
oklch(55.6% 0.115 166.4)
-
Step 700
700
#007254
oklch(49% 0.101 166.9)
-
Step 800
800
#005E44
oklch(42.7% 0.088 166.3)
-
Step 900
900
#004E38
oklch(37.6% 0.078 166.4)
-
Step 950
950
#002F20
oklch(27.1% 0.056 165.8)
#1BB185 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) | #ADA483 | 0.134 |
| Deuteranopia (no green cones) | #9B9788 | 0.129 |
| Tritanopia (no blue cones) | #00B2A5 | 0.045 |
| Achromatopsia (no color) | #9C9C9C | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1BB185
#1BB185
oklch(67.7% 0.134 166.6)
- #D273A8
#D273A8
oklch(67.8% 0.134 346.7)
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 #1BB185, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluey Green #2BB179 ΔE 0.016
- Dark Seafoam Green #3EAF76 ΔE 0.021
- Dark Seafoam #1FB57A ΔE 0.022
- Green Teal #0CB577 ΔE 0.026
- Medium Sea Green #3CB371 ΔE 0.030
- Greeny Blue #42B395 ΔE 0.031
- Jade #1FA774 ΔE 0.032
- Seaweed Green #35AD6B ΔE 0.032
Use #1BB185 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.