#1BBA8A
Closest named color: Green Blue (#01C08D). oklch(70.2% 0.141 165.7), rgb(27, 186, 138).
Aa
Black text reads best on this color (8.43:1).
About this color
#1BBA8A is a medium-light, vivid green. In OKLCH its lightness is 70%, its chroma 0.141 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Green Blue (#01C08D), ΔE 0.016 away. Black text reads best on it, at 8.43:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Green Blue (#01C08D) |
| Black text | 8.43:1 |
| White text | 2.48:1 |
Values
| HEX | #1BBA8A |
| RGB | rgb(27, 186, 138) |
| HSL | hsl(162, 75%, 42%) |
| OKLCH | oklch(70.2% 0.141 165.7) |
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 #1BBA8A | 2.48:1 | Fails | Lc -53.4 | Large or bold text, headings |
| Black text on #1BBA8A | 8.43:1 | AAA | Lc 55.7 | Large or bold text, headings |
| #1BBA8A text on white | 2.48:1 | Fails | Lc 48.3 | Large or bold text, headings |
| #1BBA8A text on black | 8.43:1 | AAA | Lc -53.6 | 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
#EFF8F3
oklch(97.1% 0.012 162.1)
-
Step 100
100
#DBF0E6
oklch(93.7% 0.026 165.6)
-
Step 200
200
#BCE4D2
oklch(88.5% 0.048 166.2)
-
Step 300
300
#88D3B3
oklch(80.9% 0.088 165.5)
-
Step 400
400 (this color)
#1BBA8A
oklch(70.2% 0.141 165.7)
-
Step 500
500
#00A276
oklch(63.1% 0.132 165.5)
-
Step 600
600
#008863
oklch(55.6% 0.116 165.8)
-
Step 700
700
#007353
oklch(49.2% 0.103 165.6)
-
Step 800
800
#005E43
oklch(42.7% 0.089 165.5)
-
Step 900
900
#004E38
oklch(37.6% 0.078 166.4)
-
Step 950
950
#002F20
oklch(27.1% 0.056 165.8)
#1BBA8A 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) | #B6AC87 | 0.140 |
| Deuteranopia (no green cones) | #A39F8D | 0.134 |
| Tritanopia (no blue cones) | #00BAAD | 0.050 |
| Achromatopsia (no color) | #A4A4A4 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1BBA8A
#1BBA8A
oklch(70.2% 0.141 165.7)
- #DC78B2
#DC78B2
oklch(70.1% 0.142 345.6)
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 #1BBA8A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Blue #01C08D ΔE 0.016
- Dark Seafoam #1FB57A ΔE 0.022
- Green Teal #0CB577 ΔE 0.027
- Bluey Green #2BB179 ΔE 0.029
- Greenblue #23C48B ΔE 0.030
- Medium Sea Green #3CB371 ΔE 0.032
- Greeny Blue #42B395 ΔE 0.034
- Dark Seafoam Green #3EAF76 ΔE 0.034
Use #1BBA8A 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.