#99AA59
Closest named color: Sage (#87AE73). oklch(70.6% 0.108 119), rgb(153, 170, 89).
Aa
Black text reads best on this color (8.24:1).
About this color
#99AA59 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 71%, its chroma 0.108 and its hue 119°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sage (#87AE73), ΔE 0.032 away. Black text reads best on it, at 8.24:1.
| Hue family | Yellows |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.108) |
| Temperature | in between |
| Nearest name | Sage (#87AE73) |
| Black text | 8.24:1 |
| White text | 2.54:1 |
Values
| HEX | #99AA59 |
| RGB | rgb(153, 170, 89) |
| HSL | hsl(73, 32%, 51%) |
| OKLCH | oklch(70.6% 0.108 119) |
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 #99AA59 | 2.54:1 | Fails | Lc -54.9 | Large or bold text, headings |
| Black text on #99AA59 | 8.24:1 | AAA | Lc 54.2 | Large or bold text, headings |
| #99AA59 text on white | 2.54:1 | Fails | Lc 49.8 | Large or bold text, headings |
| #99AA59 text on black | 8.24:1 | AAA | Lc -52.1 | 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
#F5F6F0
oklch(97.1% 0.008 114.2)
-
Step 100
100
#E8ECDE
oklch(93.6% 0.019 119.8)
-
Step 200
200
#D6DDC2
oklch(88.5% 0.037 119)
-
Step 300
300
#BBC796
oklch(80.8% 0.067 119.1)
-
Step 400
400 (this color)
#99AA59
oklch(70.6% 0.108 119)
-
Step 500
500
#81941D
oklch(63% 0.138 118.8)
-
Step 600
600
#6C7D00
oklch(55.6% 0.13 118.8)
-
Step 700
700
#5A6900
oklch(49.1% 0.115 119)
-
Step 800
800
#495600
oklch(42.7% 0.101 119.3)
-
Step 900
900
#3D4800
oklch(37.8% 0.089 119.1)
-
Step 950
950
#242A05
oklch(27% 0.057 118.3)
#99AA59 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) | #B3A252 | 0.040 |
| Deuteranopia (no green cones) | #B1A35D | 0.040 |
| Tritanopia (no blue cones) | #A0A397 | 0.091 |
| Achromatopsia (no color) | #A2A2A2 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99AA59
#99AA59
oklch(70.6% 0.108 119)
- #AA91DB
#AA91DB
oklch(70.7% 0.109 299.1)
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 #99AA59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sage #87AE73 ΔE 0.032
- Sage Green #88B378 ΔE 0.038
- Lichen #8FB67B ΔE 0.042
- Faded Green #7BB274 ΔE 0.042
- Asparagus #77AB56 ΔE 0.043
- Avocado #90B134 ΔE 0.046
- Dull Green #74A662 ΔE 0.049
- Pea Soup Green #94A617 ΔE 0.049
Use #99AA59 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.