#BBAC45
Closest named color: Muddy Yellow (#BFAC05). oklch(73.7% 0.124 101), rgb(187, 172, 69).
Aa
Black text reads best on this color (9.09:1).
About this color
#BBAC45 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 74%, its chroma 0.124 and its hue 101°. Its hue sits on the warm side of the wheel. The nearest named color is Muddy Yellow (#BFAC05), ΔE 0.029 away. Black text reads best on it, at 9.09:1.
| Hue family | Yellows |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.124) |
| Temperature | warm |
| Nearest name | Muddy Yellow (#BFAC05) |
| Black text | 9.09:1 |
| White text | 2.30:1 |
Values
| HEX | #BBAC45 |
| RGB | rgb(187, 172, 69) |
| HSL | hsl(52, 46%, 50%) |
| OKLCH | oklch(73.7% 0.124 101) |
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 #BBAC45 | 2.30:1 | Fails | Lc -50.3 | Large or bold text, headings |
| Black text on #BBAC45 | 9.09:1 | AAA | Lc 58.6 | Large or bold text, headings |
| #BBAC45 text on white | 2.30:1 | Fails | Lc 45.4 | Large or bold text, headings |
| #BBAC45 text on black | 9.09:1 | AAA | Lc -56.7 | 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
#F7F6EE
oklch(97.2% 0.011 100.8)
-
Step 100
100
#EDEBDA
oklch(93.7% 0.023 101.4)
-
Step 200
200
#DFDBBA
oklch(88.6% 0.044 101.5)
-
Step 300
300
#CBC388
oklch(81% 0.078 101.4)
-
Step 400
400 (this color)
#BBAC45
oklch(73.7% 0.124 101)
-
Step 500
500
#9B8B00
oklch(63.1% 0.132 101.2)
-
Step 600
600
#827400
oklch(55.5% 0.116 101)
-
Step 700
700
#6E6200
oklch(49.2% 0.103 101)
-
Step 800
800
#5A5000
oklch(42.8% 0.089 101.1)
-
Step 900
900
#4B4200
oklch(37.7% 0.078 100.6)
-
Step 950
950
#2D2700
oklch(27.1% 0.056 100.5)
#BBAC45 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) | #BBA739 | 0.014 |
| Deuteranopia (no green cones) | #BFAD4B | 0.009 |
| Tritanopia (no blue cones) | #C9A096 | 0.114 |
| Achromatopsia (no color) | #ABABAB | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBAC45
#BBAC45
oklch(73.7% 0.124 101)
- #9CA0F6
#9CA0F6
oklch(73.7% 0.124 280.9)
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 #BBAC45, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Yellow #BFAC05 ΔE 0.029
- Desert #CCAD60 ΔE 0.039
- Dark Khaki #BDB76B ΔE 0.040
- Yellow Ochre #CB9D06 ΔE 0.043
- Ocre #C69C04 ΔE 0.043
- Burnt Yellow #D5AB09 ΔE 0.043
- Ocher #BF9B0C ΔE 0.045
- Mustard #CEB301 ΔE 0.046
Use #BBAC45 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.