#197F63
Closest named color: Bluegreen (#017A79). oklch(53.4% 0.099 169.2), rgb(25, 127, 99).
Aa
White text reads best on this color (4.93:1).
About this color
#197F63 is a medium-dark, moderately saturated green. In OKLCH its lightness is 53%, its chroma 0.099 and its hue 169°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Bluegreen (#017A79), ΔE 0.042 away. White text reads best on it, at 4.93:1.
| Hue family | Greens |
| Lightness | medium-dark (53%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Bluegreen (#017A79) |
| Black text | 4.25:1 |
| White text | 4.93:1 |
Values
| HEX | #197F63 |
| RGB | rgb(25, 127, 99) |
| HSL | hsl(164, 67%, 30%) |
| OKLCH | oklch(53.4% 0.099 169.2) |
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 #197F63 | 4.93:1 | AA | Lc -79.2 | Fine for body text |
| Black text on #197F63 | 4.25:1 | AA large text | Lc 30.3 | Non-text elements, placeholder text |
| #197F63 text on white | 4.93:1 | AA | Lc 73.8 | Content text, not long reading |
| #197F63 text on black | 4.25:1 | AA large text | Lc -27.9 | Dividers and decoration only |
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 600.
-
Step 50
50
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#CADFD6
oklch(88.5% 0.026 168.2)
-
Step 300
300
#A5CABC
oklch(80.8% 0.044 170.2)
-
Step 400
400
#72AF99
oklch(70.6% 0.071 169.5)
-
Step 500
500
#499B80
oklch(63% 0.091 169.3)
-
Step 600
600 (this color)
#197F63
oklch(53.4% 0.099 169.2)
-
Step 700
700
#137158
oklch(49.1% 0.092 169.5)
-
Step 800
800
#155C48
oklch(42.6% 0.076 169.6)
-
Step 900
900
#1B4C3C
oklch(37.8% 0.06 168.6)
-
Step 950
950
#112C23
oklch(26.9% 0.037 169.3)
#197F63 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) | #7B7662 | 0.100 |
| Deuteranopia (no green cones) | #6F6C65 | 0.098 |
| Tritanopia (no blue cones) | #008077 | 0.030 |
| Achromatopsia (no color) | #707070 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #197F63
#197F63
oklch(53.4% 0.099 169.2)
- #975376
#975376
oklch(53.3% 0.1 348.9)
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 #197F63, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bluegreen #017A79 ΔE 0.042
- Teal #008080 ΔE 0.044
- Sea Green #2E8B57 ΔE 0.048
- Jungle Green #048243 ΔE 0.050
- Dark Aquamarine #017371 ΔE 0.051
- Deep Turquoise #017374 ΔE 0.054
- Deep Aqua #08787F ΔE 0.055
- Viridian #1E9167 ΔE 0.056
Use #197F63 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.