#BBB591
Closest named color: Putty (#BEAE8A). oklch(76.9% 0.05 99.6), rgb(187, 181, 145).
Aa
Black text reads best on this color (10.13:1).
About this color
#BBB591 is a medium-light, muted yellow. In OKLCH its lightness is 77%, its chroma 0.050 and its hue 100°. Its hue sits on the warm side of the wheel. The nearest named color is Putty (#BEAE8A), ΔE 0.018 away. Black text reads best on it, at 10.13:1.
| Hue family | Yellows |
| Lightness | medium-light (77%) |
| Chroma | muted (0.050) |
| Temperature | warm |
| Nearest name | Putty (#BEAE8A) |
| Black text | 10.13:1 |
| White text | 2.07:1 |
Values
| HEX | #BBB591 |
| RGB | rgb(187, 181, 145) |
| HSL | hsl(51, 24%, 65%) |
| OKLCH | oklch(76.9% 0.05 99.6) |
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 #BBB591 | 2.07:1 | Fails | Lc -45.1 | Large or bold text, headings |
| Black text on #BBB591 | 10.13:1 | AAA | Lc 63.5 | Content text, not long reading |
| #BBB591 text on white | 2.07:1 | Fails | Lc 40.5 | Non-text elements, placeholder text |
| #BBB591 text on black | 10.13:1 | AAA | Lc -61.8 | 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
#F6F6F1
oklch(97.2% 0.007 106.5)
-
Step 100
100
#ECEAE0
oklch(93.6% 0.013 97.4)
-
Step 200
200
#DDDAC6
oklch(88.5% 0.027 99.9)
-
Step 300
300 (this color)
#BBB591
oklch(76.9% 0.05 99.6)
-
Step 400
400
#ACA267
oklch(70.7% 0.079 99.8)
-
Step 500
500
#988A3B
oklch(63% 0.101 99.3)
-
Step 600
600
#837411
oklch(55.6% 0.11 99.7)
-
Step 700
700
#6F6100
oklch(49.1% 0.102 99.4)
-
Step 800
800
#5A4F08
oklch(42.6% 0.085 99.5)
-
Step 900
900
#4A4213
oklch(37.7% 0.066 99.5)
-
Step 950
950
#2B270D
oklch(27% 0.042 100.7)
#BBB591 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) | #BCB38F | 0.005 |
| Deuteranopia (no green cones) | #BEB592 | 0.005 |
| Tritanopia (no blue cones) | #C2B0AB | 0.044 |
| Achromatopsia (no color) | #B4B4B4 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBB591
#BBB591
oklch(76.9% 0.05 99.6)
- #ADB1D4
#ADB1D4
oklch(76.9% 0.05 280)
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 #BBB591, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Putty #BEAE8A ΔE 0.018
- Toupe #C7AC7D ΔE 0.030
- Tan #D2B48C ΔE 0.033
- Fawn #CFAF7B ΔE 0.036
- Sandstone #C9AE74 ΔE 0.037
- Very Light Brown #D3B683 ΔE 0.038
- Bland #AFA88B ΔE 0.040
- Stone #ADA587 ΔE 0.049
Use #BBB591 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.