#91BD1C
Closest named color: Bright Olive (#9CBB04). oklch(74% 0.179 125.1), rgb(145, 189, 28).
Aa
Black text reads best on this color (9.49:1).
About this color
#91BD1C is a medium-light, vivid green. In OKLCH its lightness is 74%, its chroma 0.179 and its hue 125°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bright Olive (#9CBB04), ΔE 0.013 away. Black text reads best on it, at 9.49:1.
| Hue family | Greens |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.179) |
| Temperature | in between |
| Nearest name | Bright Olive (#9CBB04) |
| Black text | 9.49:1 |
| White text | 2.21:1 |
Values
| HEX | #91BD1C |
| RGB | rgb(145, 189, 28) |
| HSL | hsl(76, 74%, 43%) |
| OKLCH | oklch(74% 0.179 125.1) |
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 #91BD1C | 2.21:1 | Fails | Lc -48.1 | Large or bold text, headings |
| Black text on #91BD1C | 9.49:1 | AAA | Lc 60.6 | Content text, not long reading |
| #91BD1C text on white | 2.21:1 | Fails | Lc 43.3 | Non-text elements, placeholder text |
| #91BD1C text on black | 9.49:1 | AAA | Lc -58.9 | 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
#F3F7ED
oklch(97% 0.014 124.6)
-
Step 100
100
#E5EED7
oklch(93.6% 0.032 124.5)
-
Step 200
200
#CFE1B4
oklch(88.5% 0.063 125.4)
-
Step 300
300
#B0CE7C
oklch(81% 0.112 125.2)
-
Step 400
400 (this color)
#91BD1C
oklch(74% 0.179 125.1)
-
Step 500
500
#739900
oklch(63.1% 0.159 125.3)
-
Step 600
600
#618000
oklch(55.5% 0.139 124.8)
-
Step 700
700
#516C00
oklch(49.2% 0.123 125)
-
Step 800
800
#415800
oklch(42.6% 0.107 125.2)
-
Step 900
900
#364A00
oklch(37.8% 0.095 125.3)
-
Step 950
950
#1F2C00
oklch(27.1% 0.068 125.1)
#91BD1C 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) | #C8B000 | 0.079 |
| Deuteranopia (no green cones) | #C2AE30 | 0.080 |
| Tritanopia (no blue cones) | #98B3A1 | 0.147 |
| Achromatopsia (no color) | #AEAEAE | 0.179 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91BD1C
#91BD1C
oklch(74% 0.179 125.1)
- #C48CFF
#C48CFF
oklch(74% 0.169 305.1)
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 #91BD1C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Olive #9CBB04 ΔE 0.013
- Dark Lime Green #7EBD01 ΔE 0.025
- Dark Lime #84B701 ΔE 0.025
- Pea #A4BF20 ΔE 0.026
- Mustard Green #A8B504 ΔE 0.033
- Avocado #90B134 ΔE 0.038
- Icky Green #8FAE22 ΔE 0.042
- Slime Green #99CC04 ΔE 0.044
Use #91BD1C 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.