#1CBC91
Closest named color: Green Blue (#01C08D). oklch(70.9% 0.138 168.3), rgb(28, 188, 145).
Aa
Black text reads best on this color (8.65:1).
About this color
#1CBC91 is a medium-light, moderately saturated green. In OKLCH its lightness is 71%, its chroma 0.138 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Green Blue (#01C08D), ΔE 0.015 away. Black text reads best on it, at 8.65:1.
| Hue family | Greens |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.138) |
| Temperature | in between |
| Nearest name | Green Blue (#01C08D) |
| Black text | 8.65:1 |
| White text | 2.42:1 |
Values
| HEX | #1CBC91 |
| RGB | rgb(28, 188, 145) |
| HSL | hsl(164, 74%, 42%) |
| OKLCH | oklch(70.9% 0.138 168.3) |
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 #1CBC91 | 2.42:1 | Fails | Lc -52.2 | Large or bold text, headings |
| Black text on #1CBC91 | 8.65:1 | AAA | Lc 56.8 | Large or bold text, headings |
| #1CBC91 text on white | 2.42:1 | Fails | Lc 47.2 | Large or bold text, headings |
| #1CBC91 text on black | 8.65:1 | AAA | Lc -54.8 | 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
#EEF8F4
oklch(97.1% 0.012 170.3)
-
Step 100
100
#DBF0E7
oklch(93.7% 0.025 168.2)
-
Step 200
200
#BBE4D3
oklch(88.5% 0.049 168.1)
-
Step 300
300
#87D3B6
oklch(80.9% 0.087 168.1)
-
Step 400
400 (this color)
#1CBC91
oklch(70.9% 0.138 168.3)
-
Step 500
500
#00A17B
oklch(63% 0.127 168.5)
-
Step 600
600
#008867
oklch(55.7% 0.112 168.2)
-
Step 700
700
#007256
oklch(49% 0.099 168.4)
-
Step 800
800
#005E46
oklch(42.8% 0.087 168)
-
Step 900
900
#004E3A
oklch(37.7% 0.076 168.5)
-
Step 950
950
#002F21
oklch(27.1% 0.055 167.3)
#1CBC91 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) | #B7AE8F | 0.140 |
| Deuteranopia (no green cones) | #A4A194 | 0.134 |
| Tritanopia (no blue cones) | #00BDB0 | 0.044 |
| Achromatopsia (no color) | #A6A6A6 | 0.139 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1CBC91
#1CBC91
oklch(70.9% 0.138 168.3)
- #DF7BB0
#DF7BB0
oklch(70.9% 0.138 348.2)
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 #1CBC91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Green Blue #01C08D ΔE 0.015
- Greenblue #23C48B ΔE 0.028
- Greeny Blue #42B395 ΔE 0.031
- Dark Seafoam #1FB57A ΔE 0.032
- Green Teal #0CB577 ΔE 0.037
- Bluey Green #2BB179 ΔE 0.038
- Medium Sea Green #3CB371 ΔE 0.041
- Dark Seafoam Green #3EAF76 ΔE 0.042
Use #1CBC91 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.