#AFB305
Closest named color: Mustard Green (#A8B504). oklch(73.9% 0.162 111.4), rgb(175, 179, 5).
Aa
Black text reads best on this color (9.27:1).
About this color
#AFB305 is a medium-light, vivid yellow. In OKLCH its lightness is 74%, its chroma 0.162 and its hue 111°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mustard Green (#A8B504), ΔE 0.011 away. Black text reads best on it, at 9.27:1.
| Hue family | Yellows |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.162) |
| Temperature | in between |
| Nearest name | Mustard Green (#A8B504) |
| Black text | 9.27:1 |
| White text | 2.26:1 |
Values
| HEX | #AFB305 |
| RGB | rgb(175, 179, 5) |
| HSL | hsl(61, 95%, 36%) |
| OKLCH | oklch(73.9% 0.162 111.4) |
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 #AFB305 | 2.26:1 | Fails | Lc -49.3 | Large or bold text, headings |
| Black text on #AFB305 | 9.27:1 | AAA | Lc 59.5 | Large or bold text, headings |
| #AFB305 text on white | 2.26:1 | Fails | Lc 44.4 | Non-text elements, placeholder text |
| #AFB305 text on black | 9.27:1 | AAA | Lc -57.7 | 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
#F5F6EC
oklch(97% 0.013 111.3)
-
Step 100
100
#EAECD6
oklch(93.6% 0.029 111.2)
-
Step 200
200
#DADDB3
oklch(88.5% 0.056 110.8)
-
Step 300
300
#C3C779
oklch(80.9% 0.101 111)
-
Step 400
400 (this color)
#AFB305
oklch(73.9% 0.162 111.4)
-
Step 500
500
#8D9000
oklch(63% 0.139 111.3)
-
Step 600
600
#767900
oklch(55.5% 0.122 111.5)
-
Step 700
700
#636600
oklch(49.1% 0.109 111.8)
-
Step 800
800
#515300
oklch(42.6% 0.094 111.4)
-
Step 900
900
#444500
oklch(37.7% 0.083 110.7)
-
Step 950
950
#282900
oklch(27.1% 0.06 111.2)
#AFB305 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) | #C2AA00 | 0.035 |
| Deuteranopia (no green cones) | #C3AE22 | 0.035 |
| Tritanopia (no blue cones) | #BCA798 | 0.145 |
| Achromatopsia (no color) | #ACACAC | 0.162 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AFB305
#AFB305
oklch(73.9% 0.162 111.4)
- #AC98FF
#AC98FF
oklch(73.9% 0.147 291.3)
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 #AFB305, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Green #A8B504 ΔE 0.011
- Muddy Yellow #BFAC05 ΔE 0.029
- Olive Yellow #C2B709 ΔE 0.031
- Bright Olive #9CBB04 ΔE 0.032
- Pea #A4BF20 ΔE 0.032
- Avocado #90B134 ΔE 0.043
- Mustard #CEB301 ΔE 0.046
- Icky Green #8FAE22 ΔE 0.047
Use #AFB305 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.