#99BA4E
Closest named color: Light Olive Green (#A4BE5C). oklch(74.2% 0.141 124), rgb(153, 186, 78).
Aa
Black text reads best on this color (9.48:1).
About this color
#99BA4E is a medium-light, vivid yellow. In OKLCH its lightness is 74%, its chroma 0.141 and its hue 124°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Olive Green (#A4BE5C), ΔE 0.023 away. Black text reads best on it, at 9.48:1.
| Hue family | Yellows |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.141) |
| Temperature | in between |
| Nearest name | Light Olive Green (#A4BE5C) |
| Black text | 9.48:1 |
| White text | 2.21:1 |
Values
| HEX | #99BA4E |
| RGB | rgb(153, 186, 78) |
| HSL | hsl(78, 44%, 52%) |
| OKLCH | oklch(74.2% 0.141 124) |
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 #99BA4E | 2.21:1 | Fails | Lc -48.3 | Large or bold text, headings |
| Black text on #99BA4E | 9.48:1 | AAA | Lc 60.5 | Content text, not long reading |
| #99BA4E text on white | 2.21:1 | Fails | Lc 43.5 | Non-text elements, placeholder text |
| #99BA4E text on black | 9.48:1 | AAA | Lc -58.7 | 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
#F4F7EE
oklch(97.1% 0.012 121.7)
-
Step 100
100
#E6EDDB
oklch(93.6% 0.025 124.3)
-
Step 200
200
#D2DFBC
oklch(88.5% 0.049 124)
-
Step 300
300
#B5CB8C
oklch(81% 0.088 124)
-
Step 400
400 (this color)
#99BA4E
oklch(74.2% 0.141 124)
-
Step 500
500
#769800
oklch(63.1% 0.157 124)
-
Step 600
600
#638000
oklch(55.7% 0.138 124)
-
Step 700
700
#526B00
oklch(49% 0.122 124.1)
-
Step 800
800
#435800
oklch(42.7% 0.106 124.1)
-
Step 900
900
#374900
oklch(37.6% 0.094 124.1)
-
Step 950
950
#202B00
oklch(26.9% 0.066 123.3)
#99BA4E 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) | #C4AF42 | 0.062 |
| Deuteranopia (no green cones) | #BFAE55 | 0.062 |
| Tritanopia (no blue cones) | #9FB2A3 | 0.115 |
| Achromatopsia (no color) | #AEAEAE | 0.141 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99BA4E
#99BA4E
oklch(74.2% 0.141 124)
- #BF94F3
#BF94F3
oklch(74.3% 0.14 304)
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 #99BA4E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Olive Green #A4BE5C ΔE 0.023
- Avocado #90B134 ΔE 0.033
- Mustard Green #A8B504 ΔE 0.036
- Pea #A4BF20 ΔE 0.037
- Bright Olive #9CBB04 ΔE 0.038
- Light Olive #ACBF69 ΔE 0.041
- Turtle Green #75B84F ΔE 0.043
- Icky Green #8FAE22 ΔE 0.044
Use #99BA4E 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.