#1BC584
Closest named color: Greenblue (#23C48B). oklch(72.9% 0.16 160.1), rgb(27, 197, 132).
Aa
Black text reads best on this color (9.36:1).
About this color
#1BC584 is a medium-light, vivid green. In OKLCH its lightness is 73%, its chroma 0.160 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greenblue (#23C48B), ΔE 0.011 away. Black text reads best on it, at 9.36:1.
| Hue family | Greens |
| Lightness | medium-light (73%) |
| Chroma | vivid (0.160) |
| Temperature | in between |
| Nearest name | Greenblue (#23C48B) |
| Black text | 9.36:1 |
| White text | 2.24:1 |
Values
| HEX | #1BC584 |
| RGB | rgb(27, 197, 132) |
| HSL | hsl(157, 76%, 44%) |
| OKLCH | oklch(72.9% 0.16 160.1) |
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 #1BC584 | 2.24:1 | Fails | Lc -48.4 | Large or bold text, headings |
| Black text on #1BC584 | 9.36:1 | AAA | Lc 60.4 | Content text, not long reading |
| #1BC584 text on white | 2.24:1 | Fails | Lc 43.6 | Non-text elements, placeholder text |
| #1BC584 text on black | 9.36:1 | AAA | Lc -58.6 | 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
#EEF8F2
oklch(97% 0.013 159.9)
-
Step 100
100
#DAF0E3
oklch(93.5% 0.029 159.9)
-
Step 200
200
#BAE5CD
oklch(88.5% 0.056 160.6)
-
Step 300
300
#85D5AB
oklch(81% 0.099 160.2)
-
Step 400
400 (this color)
#1BC584
oklch(72.9% 0.16 160.1)
-
Step 500
500
#00A36B
oklch(63.1% 0.143 160.1)
-
Step 600
600
#008959
oklch(55.6% 0.126 160)
-
Step 700
700
#00734A
oklch(49% 0.111 160)
-
Step 800
800
#005F3C
oklch(42.8% 0.097 159.8)
-
Step 900
900
#004F32
oklch(37.7% 0.085 160.4)
-
Step 950
950
#002F1C
oklch(26.9% 0.06 160.5)
#1BC584 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) | #C2B580 | 0.150 |
| Deuteranopia (no green cones) | #B0A888 | 0.146 |
| Tritanopia (no blue cones) | #00C4B4 | 0.068 |
| Achromatopsia (no color) | #ADADAD | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1BC584
#1BC584
oklch(72.9% 0.16 160.1)
- #E87CC6
#E87CC6
oklch(73% 0.159 340.4)
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 #1BC584, closest first.
No curated palette has a color within ΔE 0.04 of #1BC584.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greenblue #23C48B ΔE 0.011
- Green Blue #01C08D ΔE 0.022
- Dark Mint Green #20C073 ΔE 0.022
- Dark Mint #48C072 ΔE 0.024
- Algae Green #21C36F ΔE 0.025
- Seaweed #18D17B ΔE 0.040
- Cool Green #33B864 ΔE 0.045
- Dark Seafoam #1FB57A ΔE 0.045
Use #1BC584 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.