#B9C449
Closest named color: Olive Yellow (#C2B709). oklch(78.8% 0.146 114.1), rgb(185, 196, 73).
Aa
Black text reads best on this color (11.05:1).
About this color
#B9C449 is a light, vivid yellow. In OKLCH its lightness is 79%, its chroma 0.146 and its hue 114°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Olive Yellow (#C2B709), ΔE 0.037 away. Black text reads best on it, at 11.05:1.
| Hue family | Yellows |
| Lightness | light (79%) |
| Chroma | vivid (0.146) |
| Temperature | in between |
| Nearest name | Olive Yellow (#C2B709) |
| Black text | 11.05:1 |
| White text | 1.89:1 |
Values
| HEX | #B9C449 |
| RGB | rgb(185, 196, 73) |
| HSL | hsl(65, 51%, 53%) |
| OKLCH | oklch(78.8% 0.146 114.1) |
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 #B9C449 | 1.89:1 | Fails | Lc -40.3 | Non-text elements, placeholder text |
| Black text on #B9C449 | 11.05:1 | AAA | Lc 67.8 | Content text, not long reading |
| #B9C449 text on white | 1.89:1 | Fails | Lc 36.1 | Non-text elements, placeholder text |
| #B9C449 text on black | 11.05:1 | AAA | Lc -66.4 | 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
#F5F7E9
oklch(97.1% 0.019 113.3)
-
Step 100
100
#E9EECE
oklch(93.7% 0.042 114.4)
-
Step 200
200
#D8E0A2
oklch(88.6% 0.081 114.1)
-
Step 300
300 (this color)
#B9C449
oklch(78.8% 0.146 114.1)
-
Step 400
400
#A0AA00
oklch(70.6% 0.159 113.9)
-
Step 500
500
#899200
oklch(63.1% 0.142 114.1)
-
Step 600
600
#737B00
oklch(55.7% 0.125 114.2)
-
Step 700
700
#606700
oklch(49.1% 0.111 114.3)
-
Step 800
800
#4F5400
oklch(42.7% 0.096 113.7)
-
Step 900
900
#414600
oklch(37.7% 0.085 114.3)
-
Step 950
950
#262900
oklch(26.9% 0.06 113.9)
#B9C449 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) | #D2BB3A | 0.039 |
| Deuteranopia (no green cones) | #D1BD51 | 0.040 |
| Tritanopia (no blue cones) | #C4B9AA | 0.128 |
| Achromatopsia (no color) | #BCBCBC | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9C449
#B9C449
oklch(78.8% 0.146 114.1)
- #BEABFF
#BEABFF
oklch(78.9% 0.119 293.9)
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 #B9C449, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Olive Yellow #C2B709 ΔE 0.037
- Light Olive Green #A4BE5C ΔE 0.037
- Light Olive #ACBF69 ΔE 0.039
- Mustard Yellow #D2BD0A ΔE 0.039
- Light Moss Green #A6C875 ΔE 0.042
- Pea #A4BF20 ΔE 0.042
- Greenish Tan #BCCB7A ΔE 0.047
- Tan Green #A9BE70 ΔE 0.048
Use #B9C449 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.