#899F18
Closest named color: Pea Soup (#929901). oklch(66.2% 0.15 119.4), rgb(137, 159, 24).
Aa
Black text reads best on this color (7.03:1).
About this color
#899F18 is a medium-light, vivid yellow. In OKLCH its lightness is 66%, its chroma 0.150 and its hue 119°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pea Soup (#929901), ΔE 0.018 away. Black text reads best on it, at 7.03:1.
| Hue family | Yellows |
| Lightness | medium-light (66%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Pea Soup (#929901) |
| Black text | 7.03:1 |
| White text | 2.98:1 |
Values
| HEX | #899F18 |
| RGB | rgb(137, 159, 24) |
| HSL | hsl(70, 74%, 36%) |
| OKLCH | oklch(66.2% 0.15 119.4) |
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 #899F18 | 2.98:1 | Fails | Lc -61.7 | Content text, not long reading |
| Black text on #899F18 | 7.03:1 | AAA | Lc 47.7 | Large or bold text, headings |
| #899F18 text on white | 2.98:1 | Fails | Lc 56.3 | Large or bold text, headings |
| #899F18 text on black | 7.03:1 | AAA | Lc -45.5 | 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 500.
-
Step 50
50
#F4F6EF
oklch(97% 0.009 119.6)
-
Step 100
100
#E8ECDD
oklch(93.6% 0.02 118.9)
-
Step 200
200
#D6DDC0
oklch(88.4% 0.04 118.2)
-
Step 300
300
#BBC893
oklch(80.9% 0.073 119.2)
-
Step 400
400
#98AB52
oklch(70.7% 0.117 119.5)
-
Step 500
500 (this color)
#899F18
oklch(66.2% 0.15 119.4)
-
Step 600
600
#6B7D00
oklch(55.5% 0.131 119.3)
-
Step 700
700
#5A6900
oklch(49.1% 0.115 119)
-
Step 800
800
#495600
oklch(42.7% 0.101 119.3)
-
Step 900
900
#3C4800
oklch(37.7% 0.09 119.9)
-
Step 950
950
#232A01
oklch(26.9% 0.062 119.1)
#899F18 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) | #AA9500 | 0.052 |
| Deuteranopia (no green cones) | #A79628 | 0.052 |
| Tritanopia (no blue cones) | #929687 | 0.127 |
| Achromatopsia (no color) | #959595 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #899F18
#899F18
oklch(66.2% 0.15 119.4)
- #A17BE1
#A17BE1
oklch(66.2% 0.151 299.5)
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 #899F18, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pea Soup #929901 ΔE 0.018
- Pea Soup Green #94A617 ΔE 0.026
- Avocado Green #87A922 ΔE 0.027
- Pea Green #8EAB12 ΔE 0.035
- Leaf #71AA34 ΔE 0.037
- Icky Green #8FAE22 ΔE 0.043
- Asparagus #77AB56 ΔE 0.048
- Off Green #6BA353 ΔE 0.049
Use #899F18 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.