#AECF56
Closest named color: Pale Olive Green (#B1D27B). oklch(80.6% 0.152 122.7), rgb(174, 207, 86).
Aa
Black text reads best on this color (11.85:1).
About this color
#AECF56 is a light, vivid yellow. In OKLCH its lightness is 81%, its chroma 0.152 and its hue 123°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pale Olive Green (#B1D27B), ΔE 0.037 away. Black text reads best on it, at 11.85:1.
| Hue family | Yellows |
| Lightness | light (81%) |
| Chroma | vivid (0.152) |
| Temperature | in between |
| Nearest name | Pale Olive Green (#B1D27B) |
| Black text | 11.85:1 |
| White text | 1.77:1 |
Values
| HEX | #AECF56 |
| RGB | rgb(174, 207, 86) |
| HSL | hsl(76, 56%, 57%) |
| OKLCH | oklch(80.6% 0.152 122.7) |
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 #AECF56 | 1.77:1 | Fails | Lc -36.4 | Non-text elements, placeholder text |
| Black text on #AECF56 | 11.85:1 | AAA | Lc 71.4 | Content text, not long reading |
| #AECF56 text on white | 1.77:1 | Fails | Lc 32.4 | Non-text elements, placeholder text |
| #AECF56 text on black | 11.85:1 | AAA | Lc -70.2 | Content text, not long reading |
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 300.
-
Step 50
50
#F3F8E9
oklch(97.1% 0.02 121.8)
-
Step 100
100
#E4EFCF
oklch(93.5% 0.044 122.7)
-
Step 200
200
#CFE3A5
oklch(88.6% 0.084 122.6)
-
Step 300
300 (this color)
#AECF56
oklch(80.6% 0.152 122.7)
-
Step 400
400
#8EB000
oklch(70.6% 0.172 122.4)
-
Step 500
500
#799700
oklch(63% 0.154 122.6)
-
Step 600
600
#657F00
oklch(55.6% 0.136 122.8)
-
Step 700
700
#556B00
oklch(49.2% 0.12 122.6)
-
Step 800
800
#455700
oklch(42.6% 0.104 122.4)
-
Step 900
900
#394900
oklch(37.8% 0.092 122.7)
-
Step 950
950
#212B00
oklch(27% 0.066 122.2)
#AECF56 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) | #DAC349 | 0.063 |
| Deuteranopia (no green cones) | #D6C25E | 0.065 |
| Tritanopia (no blue cones) | #B6C5B5 | 0.127 |
| Achromatopsia (no color) | #C3C3C3 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AECF56
#AECF56
oklch(80.6% 0.152 122.7)
- #CFADFF
#CFADFF
oklch(80.7% 0.118 302.9)
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 #AECF56, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Olive Green #B1D27B ΔE 0.037
- Yellow Green #9ACD32 ΔE 0.040
- Light Moss Green #A6C875 ΔE 0.042
- Greenish Tan #BCCB7A ΔE 0.048
- Light Olive Green #A4BE5C ΔE 0.051
- Pea #A4BF20 ΔE 0.052
- Pale Olive #B9CC81 ΔE 0.052
- Slime Green #99CC04 ΔE 0.052
Use #AECF56 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.