#91BB22
Closest named color: Bright Olive (#9CBB04). oklch(73.5% 0.174 124.8), rgb(145, 187, 34).
Aa
Black text reads best on this color (9.33:1).
About this color
#91BB22 is a medium-light, vivid yellow. In OKLCH its lightness is 74%, its chroma 0.174 and its hue 125°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bright Olive (#9CBB04), ΔE 0.014 away. Black text reads best on it, at 9.33:1.
| Hue family | Yellows |
| Lightness | medium-light (74%) |
| Chroma | vivid (0.174) |
| Temperature | in between |
| Nearest name | Bright Olive (#9CBB04) |
| Black text | 9.33:1 |
| White text | 2.24:1 |
Values
| HEX | #91BB22 |
| RGB | rgb(145, 187, 34) |
| HSL | hsl(76, 69%, 43%) |
| OKLCH | oklch(73.5% 0.174 124.8) |
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 #91BB22 | 2.24:1 | Fails | Lc -49.0 | Large or bold text, headings |
| Black text on #91BB22 | 9.33:1 | AAA | Lc 59.8 | Large or bold text, headings |
| #91BB22 text on white | 2.24:1 | Fails | Lc 44.1 | Non-text elements, placeholder text |
| #91BB22 text on black | 9.33:1 | AAA | Lc -58.0 | 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
#F3F7ED
oklch(97% 0.014 124.6)
-
Step 100
100
#E5EED7
oklch(93.6% 0.032 124.5)
-
Step 200
200
#D0E1B5
oklch(88.6% 0.061 124.8)
-
Step 300
300
#B1CD7E
oklch(80.9% 0.108 124.7)
-
Step 400
400 (this color)
#91BB22
oklch(73.5% 0.174 124.8)
-
Step 500
500
#749900
oklch(63.2% 0.159 125)
-
Step 600
600
#618000
oklch(55.5% 0.139 124.8)
-
Step 700
700
#516C00
oklch(49.2% 0.123 125)
-
Step 800
800
#425800
oklch(42.6% 0.107 124.6)
-
Step 900
900
#364900
oklch(37.5% 0.094 124.8)
-
Step 950
950
#1F2C00
oklch(27.1% 0.068 125.1)
#91BB22 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) | #C6AE00 | 0.076 |
| Deuteranopia (no green cones) | #C0AC33 | 0.077 |
| Tritanopia (no blue cones) | #98B2A0 | 0.143 |
| Achromatopsia (no color) | #ADADAD | 0.175 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91BB22
#91BB22
oklch(73.5% 0.174 124.8)
- #C28AFF
#C28AFF
oklch(73.5% 0.171 304.6)
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 #91BB22, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Olive #9CBB04 ΔE 0.014
- Dark Lime #84B701 ΔE 0.023
- Dark Lime Green #7EBD01 ΔE 0.027
- Pea #A4BF20 ΔE 0.028
- Mustard Green #A8B504 ΔE 0.031
- Avocado #90B134 ΔE 0.032
- Icky Green #8FAE22 ΔE 0.036
- Turtle Green #75B84F ΔE 0.042
Use #91BB22 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.