#BCA108
Closest named color: Ocher (#BF9B0C). oklch(71.2% 0.145 96.9), rgb(188, 161, 8).
Aa
Black text reads best on this color (8.23:1).
About this color
#BCA108 is a medium-light, vivid yellow. In OKLCH its lightness is 71%, its chroma 0.145 and its hue 97°. Its hue sits on the warm side of the wheel. The nearest named color is Ocher (#BF9B0C), ΔE 0.016 away. Black text reads best on it, at 8.23:1.
| Hue family | Yellows |
| Lightness | medium-light (71%) |
| Chroma | vivid (0.145) |
| Temperature | warm |
| Nearest name | Ocher (#BF9B0C) |
| Black text | 8.23:1 |
| White text | 2.54:1 |
Values
| HEX | #BCA108 |
| RGB | rgb(188, 161, 8) |
| HSL | hsl(51, 92%, 38%) |
| OKLCH | oklch(71.2% 0.145 96.9) |
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 #BCA108 | 2.54:1 | Fails | Lc -54.8 | Large or bold text, headings |
| Black text on #BCA108 | 8.23:1 | AAA | Lc 54.3 | Large or bold text, headings |
| #BCA108 text on white | 2.54:1 | Fails | Lc 49.7 | Large or bold text, headings |
| #BCA108 text on black | 8.23:1 | AAA | Lc -52.2 | 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
#F8F6ED
oklch(97.2% 0.012 96.4)
-
Step 100
100
#EFEAD7
oklch(93.6% 0.026 94.7)
-
Step 200
200
#E2DAB4
oklch(88.5% 0.051 97.4)
-
Step 300
300
#D1C17C
oklch(80.9% 0.091 96.7)
-
Step 400
400 (this color)
#BCA108
oklch(71.2% 0.145 96.9)
-
Step 500
500
#A08900
oklch(63.2% 0.13 97.2)
-
Step 600
600
#877200
oklch(55.5% 0.114 96.2)
-
Step 700
700
#716000
oklch(49.1% 0.101 97)
-
Step 800
800
#5D4E00
oklch(42.6% 0.088 96.3)
-
Step 900
900
#4D4100
oklch(37.6% 0.078 97.3)
-
Step 950
950
#2E2600
oklch(27% 0.056 97.1)
#BCA108 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) | #B39D00 | 0.019 |
| Deuteranopia (no green cones) | #BAA61C | 0.012 |
| Tritanopia (no blue cones) | #CC9389 | 0.134 |
| Achromatopsia (no color) | #A2A2A2 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BCA108
#BCA108
oklch(71.2% 0.145 96.9)
- #8C98FB
#8C98FB
oklch(71.2% 0.144 276.8)
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 #BCA108, closest first.
No curated palette has a color within ΔE 0.04 of #BCA108.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ocher #BF9B0C ΔE 0.016
- Ocre #C69C04 ΔE 0.019
- Yellow Ochre #CB9D06 ΔE 0.025
- Muddy Yellow #BFAC05 ΔE 0.030
- Brown Yellow #B29705 ΔE 0.032
- Yellow Brown #B79400 ΔE 0.035
- Dark Gold #B59410 ΔE 0.037
- Ochre #BF9005 ΔE 0.044
Use #BCA108 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.