#BCB012
Closest named color: Muddy Yellow (#BFAC05). oklch(74.4% 0.154 104.5), rgb(188, 176, 18).
Aa
Black text reads best on this color (9.35:1).
About this color
#BCB012 is a medium-light, vivid yellow. In OKLCH its lightness is 74%, its chroma 0.154 and its hue 105°. Its hue sits on the warm side of the wheel. The nearest named color is Muddy Yellow (#BFAC05), ΔE 0.010 away. Black text reads best on it, at 9.35:1.
| Hue family | Yellows |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.154) |
| Temperature | warm |
| Nearest name | Muddy Yellow (#BFAC05) |
| Black text | 9.35:1 |
| White text | 2.24:1 |
Values
| HEX | #BCB012 |
| RGB | rgb(188, 176, 18) |
| HSL | hsl(56, 83%, 40%) |
| OKLCH | oklch(74.4% 0.154 104.5) |
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 #BCB012 | 2.24:1 | Fails | Lc -48.9 | Large or bold text, headings |
| Black text on #BCB012 | 9.35:1 | AAA | Lc 59.9 | Large or bold text, headings |
| #BCB012 text on white | 2.24:1 | Fails | Lc 44.0 | Non-text elements, placeholder text |
| #BCB012 text on black | 9.35:1 | AAA | Lc -58.1 | 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
#F7F6EC
oklch(97.1% 0.013 102)
-
Step 100
100
#ECEBD6
oklch(93.5% 0.028 104.7)
-
Step 200
200
#DEDCB3
oklch(88.6% 0.054 105.1)
-
Step 300
300
#CAC479
oklch(80.8% 0.097 104.4)
-
Step 400
400 (this color)
#BCB012
oklch(74.4% 0.154 104.5)
-
Step 500
500
#978D00
oklch(63.2% 0.134 104.6)
-
Step 600
600
#7F7600
oklch(55.6% 0.118 104.3)
-
Step 700
700
#6A6300
oklch(49.1% 0.104 104.8)
-
Step 800
800
#575100
oklch(42.7% 0.09 104.7)
-
Step 900
900
#494300
oklch(37.7% 0.08 103.8)
-
Step 950
950
#2B2800
oklch(27.1% 0.058 105.3)
#BCB012 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) | #C1AA00 | 0.016 |
| Deuteranopia (no green cones) | #C5B025 | 0.017 |
| Tritanopia (no blue cones) | #CBA396 | 0.141 |
| Achromatopsia (no color) | #ADADAD | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BCB012
#BCB012
oklch(74.4% 0.154 104.5)
- #A39FFF
#A39FFF
oklch(74.5% 0.137 284.5)
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 #BCB012, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Muddy Yellow #BFAC05 ΔE 0.010
- Olive Yellow #C2B709 ΔE 0.022
- Mustard #CEB301 ΔE 0.029
- Mustard Green #A8B504 ΔE 0.032
- Burnt Yellow #D5AB09 ΔE 0.039
- Dark Yellow #D5B60A ΔE 0.042
- Pea #A4BF20 ΔE 0.048
- Mustard Yellow #D2BD0A ΔE 0.050
Use #BCB012 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.