#BACC59
Closest named color: Pale Olive Green (#B1D27B). oklch(80.8% 0.142 117.1), rgb(186, 204, 89).
Aa
Black text reads best on this color (11.86:1).
About this color
#BACC59 is a light, vivid yellow. In OKLCH its lightness is 81%, its chroma 0.142 and its hue 117°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pale Olive Green (#B1D27B), ΔE 0.032 away. Black text reads best on it, at 11.86:1.
| Hue family | Yellows |
| Lightness | light (81%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Pale Olive Green (#B1D27B) |
| Black text | 11.86:1 |
| White text | 1.76:1 |
Values
| HEX | #BACC59 |
| RGB | rgb(186, 204, 89) |
| HSL | hsl(69, 53%, 57%) |
| OKLCH | oklch(80.8% 0.142 117.1) |
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 #BACC59 | 1.76:1 | Fails | Lc -36.4 | Non-text elements, placeholder text |
| Black text on #BACC59 | 11.86:1 | AAA | Lc 71.4 | Content text, not long reading |
| #BACC59 text on white | 1.76:1 | Fails | Lc 32.4 | Non-text elements, placeholder text |
| #BACC59 text on black | 11.86:1 | AAA | Lc -70.3 | 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
#F4F7E9
oklch(97% 0.019 116.6)
-
Step 100
100
#E7EECF
oklch(93.6% 0.042 117.5)
-
Step 200
200
#D5E1A5
oklch(88.6% 0.08 117.2)
-
Step 300
300 (this color)
#BACC59
oklch(80.8% 0.142 117.1)
-
Step 400
400
#9AAC00
oklch(70.6% 0.163 117)
-
Step 500
500
#849400
oklch(63.2% 0.146 117.1)
-
Step 600
600
#6F7C00
oklch(55.6% 0.128 116.8)
-
Step 700
700
#5D6800
oklch(49.1% 0.113 116.8)
-
Step 800
800
#4C5500
oklch(42.7% 0.098 116.6)
-
Step 900
900
#3F4700
oklch(37.7% 0.087 116.8)
-
Step 950
950
#242A00
oklch(27% 0.063 117.7)
#BACC59 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) | #D8C24D | 0.045 |
| Deuteranopia (no green cones) | #D7C360 | 0.048 |
| Tritanopia (no blue cones) | #C4C2B3 | 0.122 |
| Achromatopsia (no color) | #C3C3C3 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BACC59
#BACC59
oklch(80.8% 0.142 117.1)
- #C8B1FF
#C8B1FF
oklch(80.8% 0.111 297.4)
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 #BACC59, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Olive Green #B1D27B ΔE 0.032
- Greenish Tan #BCCB7A ΔE 0.036
- Light Moss Green #A6C875 ΔE 0.039
- Greenish Beige #C9D179 ΔE 0.041
- Pale Olive #B9CC81 ΔE 0.042
- Light Olive #ACBF69 ΔE 0.047
- Mustard Yellow #D2BD0A ΔE 0.050
- Light Olive Green #A4BE5C ΔE 0.051
Use #BACC59 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.